Tait TEL0045 Base station transmitter User Manual Circuit diagrams board layout schematics
Tait Limited Base station transmitter Circuit diagrams board layout schematics
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Circuit diagrams board layout schematics
IPN 220-01446-03
M820-00 T825 PCB Information B6.2.15
Copyright TEL 01/04/00
T825 PCB Layout - Top Side
220-01446-03
1
2
3
4
5
6
7
8
ABCDEFGHJ KL MNP
SMD HOLE
P300
+
IC333
L300
220-01446-03825 RECEIVER
&L305
L302
+
TP603
+
T610
+
+
TP604
15
TP602
+
PL100
C625
+
+
+
IC610
SK501
SK502
SK503
SK504
SK505 SK513
SK522 SK531
SK532
SK533
SK534
SK535
+
C530
4
9
15
PRINTED
FUSE
P170
P160
SERIAL-COM
AUDIO-2
C693
+
+
+
+
C684
+
IC840
+
+
+
IC850
P830
1
2
16
P810
P815
P820 P825
=IC700
P254
2
RL210
SK805
VARIANT TABLE
RV210
IC710
IC740
IC740
+
IC410
TP601
825-25825-15
825- 825-23825-13 825-20825-10825-
825- VARIANT TABLE
C631B
IC650
P222
+
%D111
PL230
2
L230
+
&L310
L409
SMD SLOT
R619
+
X330
RV230
+
IC750
R621
T210
SW201
Q630
C902
L230
1
R900
R629
RV220
&XF302
L330
P256
L900
L902
IC330
L410
C314
P250
C900
P231
CV300
C901
T210
C268
C903
C266
C366
&X3F00
&XF304
IC339
&L304
L403
L901
L402
PL270
P240
4
P252
P287
RV205
P236
C362
1
&L309
Q620
C303
&L303
&XF301
&L308
&L307
&L306
P260
P258
P213
P219
P216
P204
P228
P225
P284
P248
P249
+
+
+
P210
P207
P263
P266
P268
P282
P280
P270
C201
2
+
1
PL220
+
C209
IC240
IC240
2
4
1
PL260
+C253
C229
2
4
1
PL210
+
C240C
+
C231
TP305
1
5
PL240
+
1
PL200
+
C249
+
C262
+
C260C
+
C261IC260
IC260
+
C273 RV235
IC280
2
4
1
PL250
IC270
D250
D280
P238
IC630
#SL400
#SL401
L409
#SL402
L410
#SL405 #SL403
L403
L402
#SL404
C333
C774
#SL400
#SL401
#SL402#SL403
#SL404
#SL405
%D111
%D111A
%R223
%R263
%R268
%R364
&C309
&C310
&C311
&C318
&C319
&C325
&C326
&L303
&L304
&L305 &L306
&L307
&L308
&L309 &L310
&L325
&R209
&R219
&R323
&R324
&R346
&XF300
&XF301
&XF302
&XF304
=IC700
C201
C203
C205
C207
C209
C210
C211
C212
C213
C215
C217
C219
C221
C222
C223
C225
C227
C229
C231
C233
C235
C237
C238
C239
C240A
C240B
C240C
C249
C251
C253
C255
C257
C259
C260A
C260B
C260C
C261
C262
C264
C266
C268
C270
C272
C273
C274
C276
C278
C280
C286
C300
C301
C302
C303
C304
C305
C306
C307
C308
C312
C313
C314
C315
C316
C317
C320
C321
C327
C329
C330 C331
C332
C333
C334
C335
C336
C337
C338
C339
C340
C341
C342
C343
C344
C345
C348
C349
C350
C351
C352
C353 C354
C355
C357
C358
C359
C360
C361
C362
C363
C364
C365
C366
C367
C400
C401
C402
C403
C404
C405
C408 C409
C410
C411
C412
C416
C417
C418 C419
C420
C424
C425
C426
C427
C428
C432
C433
C434
C435
C436 C440
C441
C442
C443
C444
C448
C449 C450
C505
C515
C530
C535
C610A
C610B
C611A
C611B
C623
C625
C626
C628
C630
C631A
C631B
C637
C640
C650
C651
C658
C660
C665
C670
C673
C677
C681
C684
C687
C690
C693
C700
C702
C703
C705
C707
C708
C709
C710A
C710B
C710C
C711
C712
C713
C735
C736
C740A
C740B
C741A
C741B
C742A
C742B
C743
C745
C750
C757
C759
C761
C762
C764
C765
C767
C769
C770
C772
C774
C776
C782
C784
C786
C788
C790
C792
C793
C810
C812
C813
C814
C815
C816
C818
C819
C820
C822
C824
C826
C828
C830
C832
C833
C834
C836
C837
C838
C840
C842
C844
C846 C848
C850
C873
C876
C879
C900
C901
C902
C903
CTP420
CTP430
CV300
D220
D230
D240
D250
D260
D270
D280
D285
D289
D290
D295
D330
D400
D610
D640
D645
D730
D740
D820
D860
D880
IC210
IC240
IC260
IC270
IC280
IC330
IC332
IC333
IC339
IC340
IC410
IC610
IC630
IC640
IC650
IC710
IC740
IC750
IC820
IC830
IC840
IC850
L230
L300
L301
L302
L330
L400
L401
L402 L403
L404
L405
L406
L408
L409 L410
L750
L900
L901
L902
LINK1
LINK2
P100
P160
P170
P201
P204
P207
P210
P213
P216
P219
P222
P225
P228
P231
P234
P236
P238
P240
P242
P244
P246
P248
P249
P250
P252 P254
P256
P258
P260
P263
P266
P268
P270
P280
P282
P284
P287
P300
P810
P815
P820
P825
P830
P835 P840
PIN4
PL100
PL200
PL210
PL220
PL230
PL240
PL250
PL260
PL270
Q210
Q220
Q230
Q240
Q245
Q250
Q255
Q260
Q270
Q280
Q290
Q300 Q301
Q302
Q303
Q304
Q331
Q400
Q401
Q540
Q620
Q630
Q660
Q670
Q750
Q760
Q770
Q775
Q780
Q785
Q790
Q795
Q810
Q820
Q840
Q850
Q860
Q870
Q880
Q890
Q895
R160
R201
R202
R204 R205
R207
R210R211
R213
R215
R218
R221
R222
R224
R225
R227
R229
R230
R232
R233
R234
R236
R238
R239
R241
R242
R244
R245
R247
R249
R251
R252
R254
R255
R256
R258
R260
R261
R262
R264
R265
R266 R267
R269
R271
R272
R273
R274
R275
R276
R277
R278
R279
R280
R281
R282
R284
R285
R287
R288
R289
R290
R292
R293
R294
R295
R296
R297
R298
R299
R300
R301
R302
R303
R304
R307
R308
R309
R310
R311
R312
R313
R314
R315
R317
R318
R319
R320
R321
R329 R330
R333
R336
R337
R338
R339
R340
R341
R342
R343
R344
R347
R348
R349
R350
R351
R352
R353R354
R355
R356
R357
R358 R359
R360
R361
R362
R363
R365
R368
R369
R370
R371
R372
R373
R374
R375
R376 R377
R378 R382
R383
R384
R400
R401
R402
R403R404
R408
R409
R410
R411
R412 R416
R417
R418
R419
R420
R424
R425
R426
R427
R510
R515
R555
R615
R617
R619
R621
R625
R629
R633
R636 R637
R640
R641R645
R649
R653
R681
R685
R689
R693
R696
R701
R702
R703
R706
R707
R708
R709
R710
R711
R712
R713
R730
R731
R732
R742
R743
R744
R746
R747
R748
R749
R750
R752
R753
R754
R756
R757
R758
R759
R760
R762
R763
R765
R766
R767 R769
R771
R772
R774
R775
R784
R785
R786
R787
R790
R793
R794
R804
R805
R808
R809
R810 R811
R812
R813
R815
R816
R818
R819
R820
R821
R822
R823
R824
R825
R826
R827
R828
R829
R830
R831
R832
R833
R835
R836
R837
R838
R839
R840
R841
R842
R843
R844
R845
R846
R847
R848
R852
R853
R854
R855
R856
R857
R858
R859
R860
R861
R863
R865
R866
R867
R868
R869
R870
R871
R872R873
R875
R876
R877
R878
R879
R881
R882
R884
R885
R886
R887
R888
R889
R890
R891
R892
R894
R895R897
R898
R900
RL210
RV205
RV210
RV220
RV230
RV235
RV330
RV331
SHLD610
SK501
SK502
SK503
SK504
SK505
SK513
SK522 SK531
SK532
SK533
SK534
SK535
SK805
SK810
SL210SL220
SW201
T210
T610
T825
T825-
T82510
T82513
T82515
T82520
T82523
T82525
T825_
THOLE
TOPFIDA
TOPFIDB
TP202
TP211
TP300
TP301
TP302
TP305
TP601
TP602
TP603
TP604
TP607
TP710
TSLOT
X330
IPN 220-01446-03
B6.2.16 T825 PCB Information M820-00
01/04/00 Copyright TEL
T825 PCB Layout - Bottom Side
220-01446-03
CTP440
CTP410
8
1
CTP910
1
2
3
4
5
6
7
8
ABCDEFGHJKLMNP
BHOLE
BOTFIDA
BOTFIDB
BSLOT
CTP410
CTP440
CTP900
IPN 220-01446-03
M820-00 T825 PCB Information B6.2.17
Copyright TEL 01/04/00
Sheet 1 - T825 Receiver Overview
220-01446-03
0
1
2
3
4
5
6
7
8
9
0
1
2
3
4
5
6
7
8
9
ABCDEFGHJ KLMNPQR
REV/ISS AMENDMENTS DATEAPVDD.O.CHKDDRAWN
NO.SHEETS:FILE NAME:
TAIT ELECTRONICS
IPN:
FILE DATE:
ISSUE: ID:.
2.SC.
PROJECT: DESIGNER:
1
9
T825
RECEIVER
144603a
220-01446-03
9-Feb-00
3A
T825RX MAJ
0A ORIGINAL MAJ 22-12-97
01A UPDATED MAJ 11-08-98
02B UPDATED MAJ AG DE RC 23-08-99
03A UPDATED MAJ
PROCESSOR
SHEET 2
AUDIO
LINE-O/P-1
LINE-O/P-2
LINE-O/P-3
LINE-O/P-4
SPEAKER-O/P
GATE-O/P-1
RELAY-COM-1
RELAY-NO-1
RSSI
MUTE
AUDIO-2
AUDIO
RECT-NOISE
SPEECH
AUDIO-1
LED
RX-DISABLE
DISCRIMINATOR
P100
I/OPAD
R160
10E
P170
I/OPAD
P160
I/OPAD
PL100
15 WAY R-ANGLE DRANGE PLUG
T82510
2K2
T82513
2K2
T82515
2K2
T82520
2K2
T82523
2K2
T82525
2K2
T825-
2K2
T825
2K2
T825_
2K2
TOPFIDA
FIDUCIAL
TOPFIDB
FIDUCIAL
BOTFIDA
FIDUCIAL
BOTFIDB
FIDUCIAL
THOLE
HOLE
BHOLE
HOLE
TSLOT
SLOT
BSLOT
SLOT
IF
SHEET 3
+9V
GND
FRONT-END
SHEET 4
IF-SIG
VCO-O/P
F-END-SIG
SUB-ASSY
VCO
SHEET 5
CNTRL-VOLT
DIV-BUFFER
REGULATOR
SHEET 6
SYNTH
SHEET 7
LOCK-DETECT
SDA
SCK
SYNTH
MCU-CLOCK
MICRO
SHEET 8
SYNTH
MCU-CLOCK
SCK
AUDIO-1
MUTE
LOCK-DETECT
LED
SERIAL-COM
SDA
RX-DISABLE
RESET
SPEECH
WATCHDOG
NOT-RESET
HARMONIC-FILTER
SHEET 9
ANTENNA
%D111
MR2520
%D111A
24V
+9V
+9V
+9V +5V +5V +5VDIG+9V
PL100
LINE-O/P-1
1
PL100
LINE-O/P-2
2
PL100
LINE-O/P-3
3
PL100
LINE-O/P-4
4
PL100
RSSI
5
PL100
AUDIO-1
6
PL100
SERIAL-COM
7
PL100
SPEAKER-O/P
8
PL100
+13V8
9
PL100
+13V8
10
PL100
GATE-O/P-1
11
PL100
RELAY-COM-1
12
PL100
RELAY-NO-1
13
PL100
GND
14
PL100
GND
15
+13V8 +9V
+13V8
+9V +5VDIG +20V +13V8 +9V +5V
+20V
D-RANGE1
PL100
7
6
5
13
12
11
8
4
3
2
1
10
9
14
15
DGND & GND ARE CONNECTED
THROUGH R617 ON SHEET 6
VARIANT INDICATORS
-10 -13 -15 -20 -23 -25 - - -
RELAY-NO-1
RELAY-COM-1
GATE-O/P-1
SPEAKER-O/P
LINE-O/P-4
LINE-O/P-3
LINE-O/P-2
LINE-O/P-1
LINE-O/P-1
LINE-O/P-2
LINE-O/P-3
LINE-O/P-4
SPEAKER-O/P
GATE-O/P-1
RELAY-COM-1
RELAY-NO-1
RSSI
AUDIO-2
AUDIO-1
RX-DISABLE
SPEECH
MUTE
LED
LED
MUTE
SPEECH
RX-DISABLE
RSSI
AUDIO-1
AUDIO-2
IPN 220-01446-03
B6.2.18 T825 PCB Information M820-00
01/04/00 Copyright TEL
Sheet 2 - T825 Audio Processor
220-01446-03
0
1
2
3
4
5
6
7
8
9
0
1
2
3
4
5
6
7
8
9
ABCDEFGHJ KLMNPQR
REV/ISS AMENDMENTS DATEAPVDD.O.CHKDDRAWN
NO.SHEETS:FILE NAME:
TAIT ELECTRONICS
IPN:
FILE DATE:
ISSUE: ID:.
2.SC.
PROJECT: DESIGNER:
2
9
T825
AUDIO PROCESSOR
144603a
220-01446-03
9-Feb-00
3A
T825RX MAJ
4V1
4V1
4V1
4V1
3V
6V4
0A ORIGINAL MAJ 22-12-97
01A UPDATED MAJ 11-08-98
02B UPDATED MAJ AG DE RC 23-08-99
03A UPDATED MAJ
C203
10N
&R209
22K
&R219
10K
R202
4K7
C211
4N7
C209
47U
C213
47N
C215
2P2
C274
100N
C217
47P
C286
4N7
C210
1N0
C253
100U
C219
4N7
C257
1N0
C237
1N0
C238
100N
C259
100N
C239
100U
C261
100U
C240A
1N0
C260A
1N0
C240B
100N
C249
470U
C260B
100N
C262
100U
C240C
220U
C251
100N
C264
100N
C270
100N
C221
1N0
C205
4N7
C280
47N
C235
1N0
C255
1N0
C278
100N
C223
100N
C225
100N
C276
47N
D240
BAV99
31
D240
BAV99
23
BAW56
D220
3
1
BAW56
D220
3
2
BAV70
D270
1
3
BAV70
D270
23
BAV70
D230
1
3
BAV70
D230
2
3
D280
GREEN
IC270
358D
V-
4
V+
8
+
-
IC270
358D
5
6
7
+
-
IC270
358D
3
2
1
IC210
358D
V-
4
V+
8
+
-
IC210
358D
5
6
7
+
-
IC210
358D
3
2
1
OP
IC240
TDA7231
+
4
-
3
V-
5
V+
1
OUT
2
OP
IC260
TDA7231
+
4
-
3
V-
5
V+
1
OUT
2
IC280
358D
V-
4
V+
8
+
-
IC280
358D
5
6
7
+
-
IC280
358D
3
2
1
P228
I/OPAD
P234
I/OPAD
P287
I/OPAD
P260
+13V8-FILT
I/OPAD
P270
NO-2
I/OPAD
P282
NC-2
I/OPAD
P268
NC-1
I/OPAD
P280
COMMON-2
I/OPAD
P207
I/OPAD
P222
I/OPAD
P225
I/OPAD
P236
I/OPAD
P238
I/OPAD
P240
MUTE I/PB
I/OPAD
P284
LINE-MONITOR
I/OPAD
P201
I/OPAD
P246
AUDIO_1
I/OPAD
P250
I/OPAD
P219
I/OPAD
P254
I/OPAD
P242
MUTE I/PA
I/OPAD
P231
RX-GATE-OUT
I/OPAD
P248
AUDIO_1
I/OPAD P252
AUDIO-2
I/OPAD
RL210
12V RELAY
10
1
RL210
12V RELAY
2
4
3
RL210
12V RELAY
9
7
8
CW
RV230
10K LIN
2
3
1
CW RV220
10K
1
3
2
CW
RV210
10K LOG
2
3
1
CW
RV205
10K
1
3
2
CW
RV235
10K
1
3
2
R264
10K
R265
100E
R269
2K2
R266
27K
R204
10K
R205
220K
R267
180K
R207
8K2
R210
15K
R280
100K
R281
4K7
R211
39K
R282
100K
R288
4K7
R213
2K7
R242
100E
R285
47K
R287
10K
R218
3K9
R241
1K0
R244
6K8
R289
6K8
R245
1K0
R221
47K
R222
100K
R293
560E
R294
1K0
R247
2K2
R227
2K7
R295
6K8
R296
1K2
R251
39K
R254
8K2
R255
47K
R232
47K
R230
4K7
R256
2K7
R233
8K2
R234
47K
R236
47K
R258
47K
R238
4R7
R260
4R7
R239
1K0
R261
150E
R262
1K0
R284
100E
R290
1K0
R201
4K7
R249
10K
R275
100E
R273
15K
R277
5K6
R278
220K
R229
4K7
R252
4K7
R292
6K8
R271
100K
R272
47K
R215
15K
R224
3K9
R225
470
SW201
SPDT
12
3
T210
T4030
1
2
3
4
8
7
6
5
C227
100P
P204
I/OPAD
P213
I/OPAD
P216
I/OPAD
P263
I/OPAD
P210
LPF-IN
I/OPAD
P244
LPF-OUT
I/OPAD
P256
SPEECH
I/OPAD
P266
I/OPAD
R298
47K
R299
47K
SL210SL220
C272
10N
D260
3V3
PL270
PLUG 4WAY
PL260
PLUG 4WAY
PL250
PLUG 4WAY
D250
RED
P258
+13V8-FILT I/OPAD
TP211
TP202
PL210
PLUG 4WAY
PL220
PLUG 4WAY
PL240
PLUG 5WAY
PL230
PLUG 4WAY
Q210
BC848
Q220
BC848
Q230
BC848
Q280
BC848
Q290
BC848
Q260
BC848
Q270
BC817
Q250
BC848
Q240
BC857
Q245
BC857
Q255
BC857
R297
10
%R223
10E
TANT
C201
10U
TANT
C222
10U
TANT
C233
10U
TANT
C229
10U
TANT
C231
10U
TANT
C207
1U0
C212
100N
%R263
470
%R268
0
R279
27
R276
120
R274
120
LINK1
LINK2
P249
AUDIO1
I/OPAD
C266
4U7BP
C268
4U7BP
TANT
C273
10U
D290
300V
D295
300V
D289
300V
D285
300V
L230
100U
C260C
220U
PL200
PLUG 4WAY
+13V8
+13V8-FILT
+13V8-FILT
+13V8-FILT
+9V
+9V
+9V
+9V
+9V
+9V
+9V
+9V
GND
1R0
1R0
3R0
4A3
5C7
6B0
7M8
8E9
9C4
RELAY-COM-1
1R3
RELAY-NO-1
1R3
LINE-O/P-4
1R2
LINE-O/P-3
1R2
LINE-O/P-2
1R1
LINE-O/P-1
1R1
SPEAKER-O/P
1R2
+9V
3B8
4A4
5C8
6B8
7M8
8D9
RX-DISABLE
8Q6
RECT-NOISE
3P4
RSSI
1R3
3K1
MUTE
8A4
GATE-O/P-1
1R2
+13V8
1R1
1R1
6C8
+13V8
SPEECH
8H0
AUDIO-2
AUDIO-1
1R3
3K2
8A2
LED
8F6
AUDIO
3K2
DISCRIMINATOR
1R3
3K2
8A2
+9V
MUTE-DISABLE
DE-EMPHASIS
FLAT
DE-EMPHASIS
FLAT
RX
DISABLE
LINK
GATE
SENSITIVITY
RX-DISABLE
LINE LEVEL
MONITOR VOLUME
GREEN
SUPPLY
RELAY
LINK
MUTE
DC CONDITIONS (VOLTS)
CARRIER MUTE
6B4
6B2 6B3
+13V8-FILT_TESTPOINT
+9V-TESTPOINT
IPN 220-01446-03
M820-00 T825 PCB Information B6.2.19
Copyright TEL 01/04/00
Sheet 3 - T825 IF Section
220-01446-03
0
1
2
3
4
5
6
7
8
9
0
1
2
3
4
5
6
7
8
9
ABCDEFGHJ KLMNPQR
REV/ISS AMENDMENTS DATEAPVDD.O.CHKDDRAWN
NO.SHEETS:FILE NAME:
TAIT ELECTRONICS
IPN:
FILE DATE:
ISSUE: ID:.
2.SC.
PROJECT: DESIGNER:
3
9
T825
IF
144603a
220-01446-03
9-Feb-00
3A
T825RX MAJ
3V5
16MV
2V7
0A ORIGINAL MAJ 22-12-97
01A UPDATED MAJ 11-08-98
02B UPDATED MAJ AG DE RC 23-08-99
03A UPDATED MAJ
C307
120P
&C309
18P
&C311
18P
C312
100P
&C318
120P
&C319
18P
&C326
22P
XF
GND
I/P
&XF300
10.7M
1
2
3
XF
GND
I/P
&XF301
10.7M
1
2
3
XF
GND
I/P
&XF302
10.7M
1
2
3
C302
56P
C304
10N
C305
10N
C306
39P
C313
10N
C315
10N
C316
10N
C317
10N
&C325
18P
C327
10N
C330
47P
C331
56P
C348
10N
Q303
951
Q304
951
R303
10E
R304
820
R307
1K0
R308
3K3
R309
1K0
R310
4R7
R312
100E
R313
56
R314
39
R315
470
R317
3K3
R365
220E
R302
12
R311
47
R318
56
X330
10.245M
TP300 TP301
TP302
%R364
100E
TANT
C303
10U
D
S
G
Q302
MMBFJ310
TANT
C314
10U
L300
1U2H
P300
I/OPAD
R300
6K8
C300
10N
R301
27
C301
10N
Q301
BC848
Q300
BC848
&C310
1P8
&L304
10UH
&L303
1U2H
L302
1U5H
C308
100P
&L305
10UH
&L306
1U2H
&L308
10UH
&L307
1U2H
&L309
10UH
&L310
8U2H
OUT
IN
IC330
3372D
LIM
5
GND
15
VCC
4DEC
6DEC
7QUAD
8
AF 9
RSSI 13
MIXER
OSC
IC330
3372D
IN
16
IN
1
OUT
2
OUT 3
IC330
3372D
10
11
IC330
3372D
12
14
C332
10N
C343
56P
C344
56P
R361
390K
R349
5K6
R348
8K2
C345
4N7
R363
1K0
C342
10N
C357
10N
R382
10K
R383
47K
C361
47N
R384
47K
C363
47N
R343
10K
C341
1N0
C340
10N
R341
120K
R342
22K
R344
10K
R347
47K
R357
27K
R358
220K
R338
1K0
R337
2K2
C335
10N
Q331
BC848
+
-
IC333
358D
3
2
1
+
-
IC332
358D
3
2
1
IC332
358D
V-
4
V+
8
+
-
IC332
358D
5
6
7
R362
47K
R360
10K
R355
3K3
CW
RV330
2K
1
3
2
R356
2K2
R368
10K
R369
2K2
-T R359
10K
R336
1K5
C337
47N
R339
47K
C339
10P
&R346
56K
L330
680uH
6
1
C336
47N
C334
47N
R333
22
+
-
IC333
358D
5
6
7
C360
100N
C364
10N
TANT
C362
10U
C365
10N
TANT
C366
10U
VIN
N/C
VOUT
N/C
GROUND
IC339
78L05
8
4
2367
1
5
TANT
C333
4U7
&XF304
15KHZ
1
IN
3
2OUT
4
GND
L301
8U2H
C329
10N
IC333
358D
V-
4
V+
8
C367
100N
R350
1K0
R340
220K
R352
3K9
R354
220K
R353
220K
R351
5K6
C338
10N
+
-
IC340
TL084CD
12
13
14
+
-
IC340
TL084CD
10
9
8
+
-
IC340
TL084CD
5
6
7
+
-
IC340
TL084CD
3
2
1
IC340
TL084CD
V-
11
V+
4
C359
100N
C358
10N
TP305
I/OPAD
R371
8K2
C350
56P
R370
1K0
C349
120P
CW
RV331
10K
1
3
2
R372
5K6
R373
390K
C351
56P
C352
100N
R375
390K
C354
100N
R377
390K
C355
100N
R378
390K
C353
100N
R376
10K
R374
10K
D330
BAV99
2
3
D330
BAV99
31
R329
1M
R330
0
C321
330P
C320
27P
CV300
1.5/5P
R320
150E
R321
150E
R319
39E
&R323
0
&R324
0
&L325
10UH
+9V
+9V
+9V
2A8
4A4
5C8
6B8
7M8
8D9
GND
1R0
1R0
2N0
4A3
5C7
6B0
7M8
8E9
9C4
RECT-NOISE
2A2
AUDIO
2A8
DISCRIMINATOR
1R3
2R9
2R9
8A2
RSSI
1R3
2A0
IF-SIG
4R3
+9V
+9V
+5V-IF
+9V
+5V-IF
+5V-IF
+9V
+9V +5V-IF
+9V
+5V-IF
+9V
*
&L325,&R323,&R324 FITTED NB ONLY
&L309,&L310,&C326 FITTED WB ONLY
IPN 220-01446-03
B6.2.20 T825 PCB Information M820-00
01/04/00 Copyright TEL
Sheet 4 - T825 Front End
220-01446-03
0
1
2
3
4
5
6
7
8
9
0
1
2
3
4
5
6
7
8
9
ABCDEFGHJ KLMNPQR
REV/ISS AMENDMENTS DATEAPVDD.O.CHKDDRAWN
NO.SHEETS:FILE NAME:
TAIT ELECTRONICS
IPN:
FILE DATE:
ISSUE: ID:.
2.SC.
PROJECT: DESIGNER:
4
9
T825
FRONT END
144603a
220-01446-03
9-Feb-00
3A
T825RX MAJ
0V4
3V85
0A ORIGINAL MAJ 22-12-97
01A UPDATED MAJ 11-08-98
02B UPDATED MAJ AG DE RC 23-08-99
03A UPDATED MAJ
C450
100P
C448
27P
C449
39P
C444
27P
C443
100P
C441
56P
C442
27P
C435
27P
C436
39P
C440
100P
C434
27P
C433
100P
C432
82P
C428
1N0
C427
47N
C426
10N
C425
4N7
C420
4N7
C424
4N7
C419
100P
C418
39P
C417
27P
C416
27P
C412
100P
C411
27P
C410
56P
C409
100P
C408
39P
C404
27P
C403
27P
C402
100P
C401
220P
C400
220P
L410
#654
L409
#654
L403
#654
L402
#654
L400
1UH
Q401
BC857
Q400
BFG540
R427
3K3
R426
470
R425
2K2
R424
330
R420
10E
R419
39
R417
560E
R418
39E
R416
1M
R412
0
R411
1M
R410
820
R408
4R7
R409
820
R400
220E
R401
22
R402
220E
R404
82
R403
82
CTP410
CTP420 CTP430 CTP440
L401
1UH
L408
N.F.
L405
1U5H
L404
1U5H
GND
IF
LO
RF IC410
JMS-1H
3
145
6
2
#SL400 #SL402
#SL401
#SL403 #SL405
#SL404
D400
BAV99
2
3
D400
BAV99
3
1
C405
470P
L406
1U5H
+9V
IF-SIG
3B7
+9V
2A8
3B8
5C8
6B8
7M8
8D9
VCO-O/P
5C4
GND
1R0
1R0
2N0
3R0
5C7
6B0
7M8
8E9
9C4
F-END-SIG
9C5
+9V
T.B.
T.B. T.B. T.B.
-121 DBM
-110 DBM -115 DBM -121 DBM
66-76MHZ #SL400,#SL402,#SL403,#SL405 JOINED
76-88MHZ #SL400,#SL402,#SL403,#SL405 REMOVED
#SL401,#SL404 REMOVED
#SL401,#SL404 JOINED
IPN 220-01446-03
M820-00 T825 PCB Information B6.2.21
Copyright TEL 01/04/00
Sheet 5 - T825 VCO Section
220-01446-03
0
1
2
3
4
5
6
7
8
9
0
1
2
3
4
5
6
7
8
9
ABCDEFGHJ K
REV/ISS AMENDMENTS DATEAPVDD.O.CHKDDRAWN
NO.SHEETS:FILE NAME:
TAIT ELECTRONICS
IPN:
FILE DATE:
ISSUE: ID:.
2.SC.
PROJECT: DESIGNER:
5
9
T825
VCO
144603a
220-01446-03
9-Feb-00
3A
T825RX MAJ
0A ORIGINAL MAJ 22-12-97
01A UPDATED MAJ 11-08-98
02B UPDATED MAJ AG DE RC 23-08-99
03A UPDATED MAJ
SK505
1 WAY SOCKET
RF-OUT
SK504
1 WAY SOCKET
GND
SK503
1 WAY SOCKET
GND
SK502
1 WAY SOCKET
GND
SK501
1 WAY SOCKET
GND
SK535
1 WAY SOCKET
+9V-VCO
SK534
1 WAY SOCKET
GND
SK533
1 WAY SOCKET
GND
SK532
1 WAY SOCKET
GND
SK531
1 WAY SOCKET
CV-OUT
SK513
1 WAY SOCKET
VCO-BUFFER
SK522
1 WAY SOCKET
DIV-BUFFER
C505
100N
R510
2K2
R555
470
C535
100N
TANT
C530
22U
Q540
BC848
C515
100N
R515
56
+9V
CNTRL-VOLT
7R3
VCO-O/P
4R5
DIV-BUFFER
7R0
+9V
2A8
3B8
4A4
6B8
7M8
8D9
GND
1R0
1R0
2N0
3R0
4A3
6B0
7M8
8E9
9C4
+9V
+9V
1
2
3
4
5
1
2
3
4
5
IPN 220-01446-03
B6.2.22 T825 PCB Information M820-00
01/04/00 Copyright TEL
Sheet 6 - T825 Regulators
220-01446-03
0
1
2
3
4
5
6
7
8
9
0
1
2
3
4
5
6
7
8
9
ABCDEFGHJ KLMNPQR
REV/ISS AMENDMENTS DATEAPVDD.O.CHKDDRAWN
NO.SHEETS:FILE NAME:
TAIT ELECTRONICS
IPN:
FILE DATE:
ISSUE: ID:.
2.SC.
PROJECT: DESIGNER:
6
9
T825
REGULATOR
144603a
220-01446-03
9-Feb-00
3A
T825RX MAJ
5V
0A ORIGINAL MAJ 22-12-97
01A UPDATED MAJ 11-08-98
02B UPDATED MAJ AG DE RC 23-08-99
03A UPDATED MAJ
TANT
C665
10U
C690
100N
TANT
C693
10U
C630
100N
TANT
C631B
10U
C631A
100N
C640
1N0
C625
470U
C626
4N7
C628
1N0
TANT
C670
3U3
C673
4N7
TANT
C677
1U0
TANT
C684
10U
C637
1N0
C623
1N0
C687
1N0
C660
100N
C681
100N
C651
100N
R681
100E
R689
10E
R637
22
R649
4K7
R625
1K0
R629
270
R621
1
R619
1
R633
6K8 1%
R653
10K 1%
R693
100K 1%
R685
15K
R696
56K 1%
R641
1K5 1%
R645
470
VIN
N/C
VOUT
N/C
GROUND
IC610
78L05
8
4
2367
1
5
TANT
C611A
100U
TANT
C610B
100U
C610A
10N
C611B
10N
R617
0
C658
100N
BAV70
D640
23
BAV70
D640
13
VREG
IC630
LM317MDT
VIN
3
ADJ
1
VOUT
2
R636
22
IC640
358D
V-
4
V+
8
+
-
IC640
358D
3
2
1
+
-
IC640
358D
5
6
7
Q660
BC817
Q620
BD242FP
Q630
BSR30
Q670
BC857
SHLD610
10MM SQ * 11MM
TP604
TP603
R615
100E
IC650
LOW PWR MON
PBRST 1
TD 2
TOL 3
GND
4
+V
8
ST
7
RST
6
RST
5
D610
BAV99
23 D610
BAV99
31
TP601
TP602
TP607
D645
33V
R640
10E
T610
680uH
2
36
14
C650
100N
+13V8
+5V
+9V
+9V
GND
1R0
1R0
2N0
3R0
4A3
5C7
7M8
8E9
9C4
+13V8
1R1
1R1
2Q0
+9V
2A8
3B8
4A4
5C8
7M8
8D9
+5V
7L8
8D9
+20V
7M8
+20V
+13V8
+5V +9V +13V8 +20V
+5VDIG
+9V +5VDIG
+5VDIG
8D9
+5VDIG
DGND
8E9
RESET
8J8
WATCHDOG
8R5
NOT-RESET
7A2
8R4
8R4 +20V SUPPLY
+5V REGULATOR
+9V REGULATOR
SPARE GATE
IC640
CAN TO SHIELD T610
+5V TESTPOINT
+20V TESTPOINT
+5VDIG-SUPPLY
DGND CONNECTS GND
THROUGH R617
+9V-TESTPOINT+13V8-TESTPOINT
+5VDIG
TESTPOINT
240KHz
24vpp
IPN 220-01446-03
M820-00 T825 PCB Information B6.2.23
Copyright TEL 01/04/00
Sheet 7 - T825 Synthesiser
220-01446-03
0
1
2
3
4
5
6
7
8
9
0
1
2
3
4
5
6
7
8
9
ABCDEFGHJ KLMNPQR
REV/ISS AMENDMENTS DATEAPVDD.O.CHKDDRAWN
NO.SHEETS:FILE NAME:
TAIT ELECTRONICS
IPN:
FILE DATE:
ISSUE: ID:.
2.SC.
PROJECT: DESIGNER:
7
9
T825
SYNTHESISER
144603a
220-01446-03
9-Feb-00
3A
T825RX MAJ
3V3
0V2
5V
2V8
6V6
8V7
3V1
0A ORIGINAL MAJ 22-12-97
01A UPDATED MAJ 11-08-98
02B UPDATED MAJ AG DE RC 23-08-99
03A UPDATED MAJ
IC740
145191
REF IN 20
REF OUT 1
LD 2
OR3
OV 4
RX 8
TEST1 9
FIN 10
GND
7
VPD
5
VCC
12
VDD
14
PDOUT
6
DATA
19
CLK
18
ENABLE
17
OUT A
16
OUT B
15
TEST2
13
FIN
11
R787
10E
R785
3K3
R784
68
C784
4N7
C788
4N7
C782
4N7
R701
22
12.8M
=IC700
GND OUT
VCC R703
1M
R702
1M
C700
100N
C710B
100N
C710C
10N
C705
8P2
R706
15K
R707
47K
R712
10E
C703
1N0
R710
100E
TANT
C710A
4U7
C776
33N
C713
10N
C741B
10N
R744
22
C740B
10N
R742
150E
R746
22
R747
22
C742B
10N
C742A
100N
TANT
C741A
4U7
R767
680
R754
1K0
R753
1M
R752
22
C757
10N
R750
22
TANT
C750
10U
R757
470K
R756
470K
C759
10N
C764
10N
TANT
C765
4U7
R766
1K0
R765
680
R760
180
R758
1K2
C761
10N
TANT
C762
22U
C767
1N0
R769
180
R762
100E
R771
8K2
R763
100E
TANT
C770
22U
TANT
C772
22U
C769
1N0
R774
8K2
R772
22K
R775
2K7
R790
220E
C786
100N
C743
47P
C736
47P
C735
47P
R748
47K
R786
10E
C792
4N7
C745
4N7
R749
47K
R743
150E
C740A
1N0
R709
100E
IC710
74HC04
34
IC710
74HC04
13 12
IC710
74HC04
11 10
IC710
74HC04
98
IC710
74HC04
56
C702
1N0
C711
100P
C712
100P
R708
100E
IC710
74HC04
12
TP710
+
-
IC750
33078D
3
2
1
+
-
IC750
33078D
5
6
7
IC750
33078D
V-
4
V+
8
Q760
BC848
Q780
BC848
Q795
BFR93A
Q750
BC807
Q770
BC857
Q785
BC857
Q775
BC857
D
S
GQ790
BFR31
D730
BAT165
D740
BAT165
R759
330
C790
100P
L750
330NH
C707
47P
C708
47P
C709
10P
R711
100E
R793
100E
R794
1K0
C793
1N0
R713
470K
PIN4
I/OPAD
C774
1U
IC710
74HC04
V-
7
V+
14
R730
470
R731
470
R732
470
+9V
+5V
+5V
+5V
+5V
+5V
+9V
+5V
+5V +9V
+20V
+20V
CNTRL-VOLT
5J7
DIV-BUFFER
5E6
LOCK-DETECT
8A7
SCK
6B2
8R4
8R4
SYNTH
8R5
SDA
8R4
+5V
6B8
8D9
+20V
6C8
GND
1R0
1R0
2N0
3R0
4A3
5C7
6B0
8E9
9C4
+9V
2A8
3B8
4A4
5C8
6B8
8D9
MCU-CLOCK
8J4
SPARE GATES
IC710
LOCK-DETECT TESTPOINT
LOCKEDLOW
6B6
8R4
50ns WHEN
+5V
0V LOCKED
50ns WHEN
+5V
0V LOCKED
+5V TO +15V LOCKED
12.8MHz
LOCK-DETECT
IPN 220-01446-03
B6.2.24 T825 PCB Information M820-00
01/04/00 Copyright TEL
Sheet 8 - T825 Microcontroller
220-01446-03
0
1
2
3
4
5
6
7
8
9
0
1
2
3
4
5
6
7
8
9
ABCDEFGHJ KLMNPQR
REV/ISS AMENDMENTS DATEAPVDD.O.CHKDDRAWN
NO.SHEETS:FILE NAME:
TAIT ELECTRONICS
IPN:
FILE DATE:
ISSUE: ID:.
2.SC.
PROJECT: DESIGNER:
8
9
T825
MICROPROCESSOR
144603a
220-01446-03
9-Feb-00
3A
T825RX MAJ
0V
5V
5V
4V2
4V2
4V2
4V2
3V8
3V7
0A ORIGINAL MAJ 22-12-97
01A UPDATED MAJ 11-08-98
02B UPDATED MAJ AG DE RC 23-08-99
03A UPDATED MAJ
R822
47K
R811
4K7
R810
4K7
R824 2K2
R825 2K2
R826 2K2
R827 2K2
R828 2K2
R840 2K2
R841 2K2
R842 2K2
R813
4K7
R812
4K7
R805
470
R823
47K
C813
1N0
IC820
24C16
A0
1
A1
2
A2
3
GND
4
+V
8
SCL 6
SDA 5
WP7
R809
4K7
R843 2K2
R804
47K
C850
47N
R808
10E
P810
SERIAL-COM-1
I/OPAD
R837 2K2
R836 2K2
R835 2K2
R833 2K2
R832 2K2
R831 2K2
R830 2K2
R829 2K2
SK805
2X8 WAY TOP ENTRY SMD SKT
CH-SLCT-0
1
SK805
2X8 WAY TOP ENTRY SMD SKT
RX-DISABLE
2
SK805
2X8 WAY TOP ENTRY SMD SKT
CH-SLCT-1
3
SK805
2X8 WAY TOP ENTRY SMD SKT
CTCSS-DISABLE
4
SK805
2X8 WAY TOP ENTRY SMD SKT
CH-SLCT-2
5
SK805
2X8 WAY TOP ENTRY SMD SKT
CH-SLCT-7
6
SK805
2X8 WAY TOP ENTRY SMD SKT
CH-SLCT-3
7
SK805
2X8 WAY TOP ENTRY SMD SKT
SERIAL-COM-1
8
SK805
2X8 WAY TOP ENTRY SMD SKT
CH-SLCT-4
9
SK805
2X8 WAY TOP ENTRY SMD SKT
AUX-OUT-0
10
SK805
2X8 WAY TOP ENTRY SMD SKT
CH-SLCT-5
11
SK805
2X8 WAY TOP ENTRY SMD SKT
AUX-OUT-1
12
SK805
2X8 WAY TOP ENTRY SMD SKT
CH.SLCT-6
13
SK805
2X8 WAY TOP ENTRY SMD SKT
AUX-OUT-2
14
SK805
2X8 WAY TOP ENTRY SMD SKT
GND
15
SK805
2X8 WAY TOP ENTRY SMD SKT
+5VDIG
16
P820 AUX-OUT-7
I/OPAD
P825 AUX-OUT-6
I/OPAD
P830 AUX-OUT-5
I/OPAD
P835 AUX-OUT-4
I/OPAD
R854
330K
R855
47K
R858
27K 1%
C815
10N
C826
10N
C828
10N
R859
1M2 1%
R860
820K 1%
C818
10N
R856
150K
R857
150K
C819
33P
C820
220P
C824
47N
C822
22N
+
-
IC830
LM324D
10
9
8
+
-
IC830
LM324D
5
6
7
C834
10N
R866
820K
IC850
LM324D
V-
11
V+
4
+
-
IC830
LM324D
3
2
1
R861
5K1 1%
R868
4K7
C836
10N
R869
27K 1%
C837
10N
R870
1M2 1%
C838
10N
R871
820K 1%
+
-
IC830
LM324D
12
13
14
R872
5K1 1%
R873
2K2
IC840
4053BD
INH 6
A11
B10
C9
X0 12
X1 13
Y0 2
Y1 1
Z0 5
Z1 3
GND
8
VREF
7
+V
16
Z
4
X
14
Y
15
R877
100K
R878
100K
R876
100K
R879
100K
R891
100K
+
-
IC850
LM324D
10
9
8
+
-
IC850
LM324D
3
2
1
+
-
IC850
LM324D
12
13
14
+
-
IC850
LM324D
5
6
7
R892
330K
BAV70
D860
23
R889
100K
R890
150K
R898
470K
R897
10K
R895
10K
R884
150K
R885
150K
C873
22N
R888
8K2 1%
R887
1K0 1%
R886
10K 1%
IC830
LM324D
V-
11
V+
4
R821
47K
R820
47K
C816
10N
R863
4K7
BAV70
D860
13
R894
4K7
R852
4K7
R881
47K
R882
47K
R875
4K7
R844
47K
R845
150K
C830
47N
P815
T-MUTE
I/OPAD
R846
4K7
R847
4K7
Q810
BC817
Q870
BC848
Q890
BC848
Q880
BC848
Q895
BC848
Q860
BC857
Q820
BC857
SK810
80C51
P1.7
9
P1.6
8
P1.5
7
P1.4
6
P1.3
5
P1.2
4
P1.1
3
P1.0
2
P3.7/RD
19
P3.6/WR
18
P3.5/T1
17
P3.4/T0
16
P3.3/INT1
15
P3.2/INT0
14
P3.1/TXD
13
P3.0/RXD
11
VSS
22
XTL1
21
XTL2
20
RST
10 VCC
44
P0.7 36
P0.6 37
P0.5 38
P0.4 39
P0.3 40
P0.2 41
P0.1 42
P0.0 43
EA 35
ALE 33
PSEN 32
P2.7 31
P2.6 30
P2.5 29
P2.4 28
P2.3 27
P2.2 26
P2.1 25
P2.0 24
C840
47N
C810
10N
R848 470
Q840
BC857
Q850
BC848
R815
47K
R819
4K7
C812
100P
R818
4K7
R816
150K
R865
2K7
R867
820K
C833
22N
C814
1N0
R853
470
P840 AUX-OUT-3
I/OPAD
BAV70
D880
2
3
BAV70
D880
1
3
D820
BAT165
TANT
C876
100U
TANT
C832
1U0
TANT
C842
1U0
TANT
C844
1U0
TANT
C846
1U0
TANT
C848
1U0
TANT
C879
10U
R838
4K7
R839
4K7
+5VDIG
+9V
+5VDIG
+5VDIG
MCU-CLOCK
7A6
SYNTH
7A2
SCK
6B2
7A2
AUDIO-1
1R3
2R9
2R9
3K2
MUTE
2G0
LOCK-DETECT
7R5
LED
2K1
+5V
SERIAL-COM
1R4
+5V
6B8
7L8
+9V
2A8
3B8
4A4
5C8
6B8
7M8
+5V+9V
SDA
7A2
RX-DISABLE
2F4
GND
1R0
1R0
2N0
3R0
4A3
5C7
6B0
7M8
9C4
+5VDIG
RESET
6B2
DGND
6B0
+5VDIG
6B8
+5VDIG
+4V2
+9V
+4V2
+9V
+9V
+4V2
+4V2
+5VDIG
SPEECH
2R8
+9V
WATCHDOG
6B3
+9V
NOT-RESET
6B2
7A2
+5VDIG
+5VDIG
+4V2
+5VDIG+5VDIG+5VDIG+5VDIG
MICROMATCH
CHANNEL SELECT TO MICRO BUS
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
6B2
6B4
12.8MHz
D-RANGE2
1
2
3
4
5
6
7
11
NC
15
14
13
10
12
9
8
PIN PIN
MICROMATCH TO D-RANGE2 CONNECTIONS
WHEN DETECTING TONE
CH-SLCT-0
CH-SLCT-1
CH-SLCT-2
CH-SLCT-3
CH-SLCT-4
CH-SLCT-5
CH-SLCT-6
CH-SLCT-7
CH-SLCT-7
CH-SLCT-6
CH-SLCT-5
CH-SLCT-4
CH-SLCT-3
CH-SLCT-2
CH-SLCT-1
CH-SLCT-0
SYNTH_LOCK_DETECT
CTCSS_LSB
CTCSS_MSB
MUTE_OUT
MUTE_OUT
CTCSS_RX
SCK
SDA
SERIAL_COM-1
CTCSS_DISABLE
SYNTH
WATCHDOG
IPN 220-01446-03
M820-00 T825 PCB Information B6.2.25
Copyright TEL 01/04/00
Sheet 9 - T825 Harmonic Filter
220-01446-03
0
1
2
3
4
5
6
7
8
9
0
1
2
3
4
5
6
7
8
9
ABCDEFGHJ K
REV/ISS AMENDMENTS DATEAPVDD.O.CHKDDRAWN
NO.SHEETS:FILE NAME:
TAIT ELECTRONICS
IPN:
FILE DATE:
ISSUE: ID:.
2.SC.
PROJECT: DESIGNER:
9
9
T825
HARMONIC FILTER
144603a
220-01446-03
9-Feb-00
3A
T825RX MAJ
0A ORIGINAL MAJ 22-12-97
01A UPDATED MAJ 11-08-98
02B UPDATED MAJ AG DE RC 23-08-99
03A UPDATED MAJ
C903
33P
C902
68P
C901
68P
C900
33P
L902
120nH
L901
120nH
L900
120nH
R900
10K
CTP900
F-END-SIG
4A3
ANTENNA
GND
1R0
1R0
2N0
3R0
4A3
5C7
6B0
7M8
8E9
T.B.
IPN 220-01446-03
B6.2.26 T825 PCB Information M820-00
01/04/00 Copyright TEL
IPN 220-01443-04
M820-00 T826 PCB Information C6.2.15
Copyright TEL 01/04/00
T826 PCB Layout - Top Side
220-01443-04
A LBDCE J NKMHGF P
1
2
3
4
5
6
7
8
Q315
SK805
SMD SLOT
REV
RV210
SK535
SK534
SK533
%D205
+
C201
C205
%D210
+13V8
9
10
11
+
39
12
13
14
12
15
+
TP603
COMPRESSION
SW230
RV210
Q620
+
C905
1
IC260
IC210
RV220
SK205
220-01443-04
POCI
+4V1
1
GND
GND
IC240
LPF-OUT
1
TX-LED
BLK P231
S/LED
A
B
C
D
E
F
G
H
I
J
K
L
M
N
C204
GND
C237
IC820
C904
P233
=R705
+
T210
P215
D230
IC650
C634
C625
+
+
L900
SK205
+
%C295
P245
C841
+
7
BUFF-IN
+
1
IC230
IC260
+
+
L780
28
+
29
P170
IC250
T610
=SK710
RED
6
+ RV805
P290
IC630
IC640
RV302
+
IC750
TP601
+
SK504
+
P810
+
C207
IC210
TP604
C901
+
C550
C233
SK505
T826TX
P291
LEVEL
P217
P150
SK810
L904
SK810
RED
P160
C239
+
TP607
C902
40
+
SMD HOLE
PL100
C838
P825
P835
1
P820
P830
P840
+
%C713
+9V
P230
+
T210
+
CTCSS
BLK
+4V1
Q270
1
C379
L303
FWD
T82615
%R550
T82610
IC300
R480
PRODUCT TABLE
P208
P204
P225
P219
#C707
C778
C708
805
P240
P239
C202
P235
P257
C900
9
P263
%R200
%R203
P251
10
C242
P249
SK200 1
C263
P210
+
+
C287
IC220
C265 SK522
SK513
C291
C907
SW230
+
L902
L903
C903
L901
C906
2
SK531
SK532
SK503
SK502
15
SK501
1
Q312
Q307
L440
L425
IC310
L309
L441
+
&R266
TP310
L300
SUPPLY
PROTECTION
DIODE
%D111
L428
L400
IC740
IC720
IC730
IC710
C693
IC385
&C269
L427
L414
TP301
L411
L413
L416
L412
L410
L304
+
&C289 SL480
TP315
RV301
LOCK-DET
+
C365
&R290
&R264
L305
&R265
R160
GND
+
C412
+
C427
TP300
TX
REG
%R328
B
C
TP303
%R150
+
B
E
THERM
C
TEST
%R553
PWR SET
V CNTRL
#C707
%C294
%C295
%C713
%C733
%D111
%D111A
%D205
%D210
%R150
%R200
%R203
%R298
%R320
%R328
%R550 %R553
%R715
%R726
&C269
&C271
&C289
&R264
&R265
&R266
&R290
=IC700
=R705
=SK710
C201 C202
C204C205
C207
C209
C210
C211
C213
C215
C217
C219
C221
C223
C225
C227
C229
C230
C232
C233
C235
C237
C239
C241
C242
C243
C245 C247
C249
C251
C253
C255
C257
C259
C260
C261
C263
C265
C267
C273
C275
C277
C279
C281
C283
C285
C287
C291
C293
C300
C301
C302
C303
C304
C305
C306
C307
C308
C309
C310
C311
C312
C313
C314
C315
C316
C317
C318
C319
C320
C323
C324
C326
C327
C328
C329
C330
C331
C332
C333
C334
C335
C336
C337
C338
C339
C340
C341
C342
C344
C346
C347
C348
C349
C350
C351 C352
C353
C354
C355
C356
C357
C358
C359
C360
C361
C362
C363
C364
C365
C366
C367
C369
C370
C371
C372
C373
C374
C375
C376
C377C378
C379
C380
C381
C385
C386
C387
C388
C389
C390
C393
C395
C396
C397
C400
C401
C402
C403
C410
C411
C412
C414
C415
C416
C427
C429
C430
C431
C442
C443
C444
C445
C446C447
C449
C450
C451
C452
C480
C503
C505
C510
C514
C515
C516
C520
C522
C530
C535
C536
C537
C545
C546
C550
C600
C601
C605
C610A
C610B
C611A
C611B
C615
C616
C623
C625
C626
C628
C630
C631A
C634
C636
C638
C640
C655
C660
C665
C670
C673
C677
C681
C684
C687
C690
C693
C700
C703
C706
C708
C709
C710
C711
C712
C714
C719
C720
C722
C724
C725
C726
C727
C729
C735
C736
C740A
C740B
C741A
C741B
C742A
C742B
C743
C745
C750
C757
C759
C761
C762
C764
C765
C767
C769
C770
C772
C776
C778
C780
C781
C782
C783
C784
C785
C786
C810
C812
C813
C822
C823C824
C826
C827
C828
C830
C838
C841
C844
C900
C901
C902
C903
C904
C905
C906
C907
D220
D230
D240
D250
D260
D270
D300
D301
D302
D303
D440
D441
D610
D620
D630
D635
D640
D645
D710
D720
D730
D740
D810
IC210
IC220
IC230
IC240
IC250
IC260
IC300
IC310
IC385
IC610
IC630
IC640
IC650
IC710
IC720
IC730
IC740
IC750
IC820
IC830
L300
L301
L302
L303
L304
L305
L306
L307
L308
L309
L310
L330
L385
L400
L401
L410
L411
L412
L413
L414
L415
L416
L425
L427
L428
L440
L441
L442
L443
L444
L445
L480
L520
L535
L600
L615
L780
L900
L901
L902
L903
L904
P100
P150
P160
P170
P204
P208
P210
P215
P217
P219
P225
P230
P231
P233P235
P237 P239
P240
P243
P244
P245P247
P248
P249
P251
P255
P257
P259
P261
P263
P267
P269
P271 P273
P275
P290
P291
P805
P810
P820
P825
P830
P835
P840
PL100
PL205
PL210
PL215
PL220
Q210
Q220
Q230
Q240
Q250
Q260
Q270
Q300
Q301
Q302
Q303
Q304
Q305
Q307
Q308
Q309
Q310
Q311
Q312
Q315
Q360
Q510
Q520
Q530
Q540
Q550
Q610
Q620
Q630
Q660
Q670
Q710
Q720
Q730
Q740
Q750
Q760
Q770
Q775
Q780
Q785
Q790
Q795
Q810
Q820
Q830
Q840 Q850
Q860
R160
R201
R202
R204
R205
R206
R207
R208
R209
R210
R211
R212
R213
R214
R215
R216
R217
R218
R219
R220
R221
R223
R224
R225R226
R227
R228
R229
R230
R231 R232
R233
R235
R237R238
R239
R241
R242
R244
R245
R247
R248
R249
R251
R253
R254
R255
R256
R257
R258
R259
R260
R262
R263
R267
R268
R269 R270
R271
R272
R273
R274
R275
R277
R278
R279
R280
R282
R283
R284
R285
R286
R287
R288
R289
R291 R292
R293
R294
R295
R296
R297
R299
R300
R301
R302
R303
R304
R305
R306
R307
R308
R309
R310
R311
R312
R313
R314
R315
R316
R317
R318
R319
R321
R322
R323
R324
R325
R326
R327
R329
R330
R331
R332
R333
R334
R335
R336
R337R338 R339
R340
R341
R342
R343
R344
R345
R346
R347
R348
R349
R350
R351 R352
R353
R354
R355
R356
R358
R359
R360
R361
R362
R363
R364
R365
R369
R370
R371 R372
R373
R374
R375
R376 R377 R378
R380
R385
R386
R387
R388
R389
R392
R395
R410
R411
R412
R413
R414
R415
R416
R425
R426
R427
R428
R429
R440
R441R442
R443R444
R445
R480
R504
R505
R510
R514
R515
R517
R518
R519
R520
R522
R525
R530
R533
R535
R540
R545
R555
R560
R609
R613
R615
R617
R619
R621
R625
R629
R633
R637R638
R640
R641
R645
R649
R653
R655
R656
R657
R661
R665
R669
R673
R677
R681
R685
R689
R693
R696
R701
R702
R703
R705
R706
R708
R710
R711
R712
R713
R714
R717
R718
R719
R720
R721
R722
R723
R725
R727
R728
R734
R735
R736
R742
R743
R744
R746
R747
R748
R749
R750
R752
R753
R754
R756
R757
R758
R759
R760
R762
R763
R765
R766
R767
R769
R771
R772
R774
R775
R777
R780
R781
R782
R783
R784
R785
R786
R787
R801
R802
R808
R809
R810 R811
R812
R813
R815
R816
R818
R819
R821
R822
R824
R825
R826
R827
R828
R829
R830
R831
R832
R833
R835
R836
R837
R840
R841
R842
R843
R845
R847
R848
R849
R850
R853
R854
R855
R859
R861
R863
R865
R867
R871
R872
R873R874 R875
R876
R877
R879
RV210
RV220
RV301
RV302
RV805
SK200
SK205
SK501
SK502
SK503
SK504
SK505
SK513
SK522 SK531
SK532
SK533
SK534
SK535
SK805
SK810
SL480
SL810
SW230
T210
T610
T82610
T82615
THOLE
TOPFIDA
TOPFIDB
TP206
TP300
TP301
TP303
TP310
TP315
TP601
TP602
TP603
TP604
TP607
TP710
TP715
TSLOT
IPN 220-01443-04
C6.2.16 T826 PCB Information M820-00
01/04/00 Copyright TEL
T826 PCB Layout - Bottom Side
220-01443-04
C428
C426
Q415
C425
C441
SL501
C440
C448
C413
Q425
C428
C426
Q415
C425
C441
SL501
C440
C448
C413
Q425
ECDBK AP LMN JHGF
1
2
3
4
5
6
7
8
BHOLE
BOTFIDA
BOTFIDB
BSLOT
C413
C425
C426
C428
C440
C441
C448
L426
LINK1
LINK2
Q415
Q425
SL201
SL202
SL203
SL204
SL501
IPN 220-01443-04
M820-00 T826 PCB Information C6.2.17
Copyright TEL 01/04/00
Sheet 1 - T826 Transmitter Overview
220-01443-04
0
1
2
3
4
5
6
7
8
9
0
1
2
3
4
5
6
7
8
9
ABCDEFGHJ KLMNPQR
REV/ISS AMENDMENTS DATEAPVDD.O.CHKDDRAWN
NO.SHEETS:FILE NAME:
TAIT ELECTRONICS
IPN:
FILE DATE:
ISSUE: ID:.
2.SC.
PROJECT: DESIGNER:
1
10
T826
TRANSMITTER
1443_04b
220-01443-04
21-Dec-99
B
T826 BENC
03A MINOR UPDATE BENC 28-10-99
04A COMP VALUE CHANGES, IMPROVED GND BENC 06-12-99
04B COMPONENT VALUE CHANGES BENC 21-12-99
%D111
MR2520
PL100
15 WAY R-ANGLE DRANGE PLUG
P100
I/OPAD
P150
SERIAL-COM
I/OPAD
P170
AUDIO-2
I/OPAD
P160
AUDIO-1
I/OPAD
%R150
10E
R160
10E
%D111A
22V
AUDIO
SHEET 2
EXCITER
SHEET 3
LOCK-DETECT
VCO-O-P
EX-OP
TX-REG-FILT
TEMP-SENSE
REV-PWR
FWD-PWR
SHEET 4
PA
FILTER
SUB-ASSY
VCO
SHEET 5
DIV-BUFFER
CNTRL-VOLT
VCO-MOD
TX-REG
+9V-FILT
TX_REG
REGULATOR
SHEET 6
TX-CONT
TX-ENABLE
TX-KEY
TX-ENB
RESET
WATCHDOG
NOT-RESET
PBRST
SYNTH
SHEET 7
MCU-CLOCK
SDA
SCK
SYNTH
PBRST
MICRO
SHEET 8
SYNTH
SCK
SERIAL-COM
SDA
SDAP
SCKP
HARMONIC-FILTER
SHEET 9
ANTENNA
OUT-OF-CIRCUIT-DATA
SHEET 10
PL100
GND
14
PL100
GND
15
PL100
+13V8
9
PL100
+13V8
10
PL100
SERIAL-COM
7
PL100
TX-ENABLE
5
PL100
TX-KEY
13
PL100
AUDIO-2
6
PL100
OPTO-KEY-
12
PL100
OPTO-KEY+
11
PL100
LINE-I/P-4
4
PL100
LINE-I/P-3
3
PL100
LINE-I/P-2
2
PL100
LINE-I/P-1
1
PL100
CTCSS
8
+9V-EX +5V +9V-EX
+20V +9V +5V +9V
+20V +13V8 +9V +5V+5VDIG
+5VDIG
+13V8
+13V8-FILT +13V8
+13V8-FILT
DRANGE 1
PL100
7
6
5
13
12
11
8
4
3
2
1
10
9
14
15
DGND & GND ARE JOINED
THROUGH R617 ON SHEET 6
PROCESSOR
TX-ENABLE
AUDIO-1
AUDIO-2
TX-ENABLE
AUDIO-2
AUDIO-1
OPTO-KEY-
OPTO-KEY+
CTCSS
LINE-I-P-4
LINE-I-P-3
LINE-I-P-2
LINE-I-P-1
LINE-I-P-1
LINE-I-P-2
LINE-I-P-3
LINE-I-P-4
CTCSS
OPTO-KEY+
OPTO-KEY-
TX-RELAY-DRV
LED
E-P
CTCSSM
SCKP
SDAP
DUAL_POINT_I
REF-MOD
VCO-MOD
SCKP
SDAP
CTCSSM
E-P
LED
TX-RELAY-DRV
DUAL_POINT_I
REF-MOD
VCO-MOD
IPN 220-01443-04
C6.2.18 T826 PCB Information M820-00
01/04/00 Copyright TEL
Sheet 2 - T826 Audio Processor
220-01443-04
0
1
2
3
4
5
6
7
8
9
0
1
2
3
4
5
6
7
8
9
ABCDEFGHJ KLMNPQR
REV/ISS AMENDMENTS DATEAPVDD.O.CHKDDRAWN
NO.SHEETS:FILE NAME:
TAIT ELECTRONICS
IPN:
FILE DATE:
ISSUE: ID:.
2.SC.
PROJECT: DESIGNER:
2
10
T826
AUDIO PROCESSOR
1443_04b
220-01443-04
21-Dec-99
B
T826 BENC
%D205
1N4531
%D210
1N4531
IC240
4053BD
INH
6
A
11
B
10
C
9
X0
12
X1
13
Y0
2
Y1
1
Z0
5
Z1
3
GND
8
VREF
7+V
16
Z4
X14
Y15
R201
560E
R202
1K0
+
-
IC210
LM324D
10
9
8
%R298 100K
IC220
DS1267
MAX
12 MIN 11
WIPER 13
R296
1K0
R257
330K
+
-
IC260
LM324D
12
13
14
R256
47K
CW
RV210
10K LOG
23
1
C211
100N
SK205
STEREO SKT
1
3
2
SW230
SPDT
3
2
1
R268
100E
R269
10K
R270
1K2
BAW56
D260
31
BAW56
D260 32
R271
1M
C275
120P
BAW56
D250
3
1
C255
1N0
BAW56
D240 3
1
BAW56
D250
3
2
BAW56
D240
3
2
C249
1N0
C253
1N0
C257
47P
R248
100K
R249
100K
R244
10K
R247
10K
C251
1N0
R245
100K
TANT
C213
10U
R208
560E
IC220
DS1267
GND
8
VB
1
NC
2
NC
15
+V
16 RST
6DQ
9CLK
7
COUT 10
SOUT 14
R205
220E
+
-
IC210
LM324D
3
2
1
R204
2K2
TANT
C207
4U7
C209
47N
P237 AUDIO-2
I/OPAD
P245
TX-REG
I/OPAD
C219
1N0
R210
2K2
R209
10K
C217
2N2
R207
3K9
R206
1K0
TANT
C215
22U
C223
100N
R214
8K2
TANT
C221
22U
R215
100K
R212
100K
R213
10K
R251
100K
R272
560E
C277
10N
+
-
IC230
LM324D
12
13
14
R273
12K
C279
1N0
R274
15K
R275
2K7
C281
22N
R277
100K
+
-
IC230
LM324D
3
2
1
R278
120K
C283
4P7
R279
1M
R280
10K
R282
56K
+
-
IC210
LM324D
12
13
14
R283
56K
C285
4P7
R284
1M
R286
2K2
R288
12K
IC220
DS1267
MAX 3
MIN
4
WIPER
5
P247
TX-LED
I/OPAD
P249 RELAY
I/OPAD
P251 RELAY
I/OPAD
R239
1K5
R241
4K7
R242
2K2
P259
GND
I/OPAD
P261 GND
I/OPAD
P263 GND
I/OPAD
C225
100N
R216
100K
C227
100N
R223
1M
C235
1N0
+
-
IC230
LM324D
10
9
8
R224
6K8
R225
1M
R226
10K
R227
2K2
C239
4U7BP
C241
100N
R231
10K
TANT
C242
10U
R232
330K
R233
100K
+
-
IC230
LM324D
5
6
7
R230
100K
CW
RV220
50K
1
3
2
R229
470K
C229
1N0
R218
150K
C232
1N0
R217
1K0
R219
2K2
R235
4K7
C243
1N0
C259
47N
R253
100K
TANT
C261
4U7
+
-
IC210
LM324D
5
6
7
R254
100K
R255
10K
R287
10K
R291
0
&C289
47N
R299
2K7
C293
1U0
R297
5K6
TANT
C291
22U
&R290
560E
R293
47K
R294
4K7
+
-
IC260
LM324D
10
9
8
R295
2K7
R292
4K7
+
-
IC260
LM324D
3
2
1
R267
2K2
&R266
47K
&R265
15K
&C269
1P5
C267
4N7
&C271
47P
&R264
22K
+
-
IC260
LM324D
5
6
7
R262
47K
R260
47K
R258
150K
R259
22K
C265
4U7BP
R263
4K7
C273
47N
C245
1N0
C247
1N0
P255 CTCSS
I/OPAD
P271 BUF-IN
I/OPAD
P269
+4V1
I/OPAD
IC230
LM324D
V-
11
V+
4
IC210
LM324D
V-
11
V+
4
IC260
LM324D
V-
11
V+
4
R237
47K
R238
47K
P244 LED-AN
I/OPAD
P243 SUPPLY-LED
I/OPAD
P239 +9V
I/OPAD
R221
1K5
P240 +9V
I/OPAD
C230
100N
C210
100N
C260
100N
P233 AUDIO-1
I/OPAD
P235 AUDIO1
I/OPAD
P204
LINE-I-P-3
I/OPAD
P208
LINE-I-P-2
I/OPAD
P215
TX-ENB-OPT
I/OPAD
P219
OPTO-KEY+
I/OPAD
P217
TX-ENB-OPT
I/OPAD
P267
LPF-OUT
I/OPAD
P231 +9V
I/OPAD
P257 CTCSS
I/OPAD
PL210
2X3 WAY PLUG
PL220
2X3 WAY PLUG
PL215
2X5 WAY PLUG
PL205
2X3 WAY PLUG
T210
T4030
1
2
3
4
8
7
6
5
P248 LED-GND
I/OPAD
P230 +9V
I/OPAD
SL201
SL202
SL203
SL204
P273 POCI
I/OPAD
P275
POCR
I/OPAD
%C294 47P
P225
OPTO-KEY-
I/OPAD R289
100K
Q210
BC848
Q220
BC817
Q230
BC848
Q240
BC848
Q250
BC817
Q260
BC857
D270
BAV99
23
D270
BAV99
31
D220
BAV99
2
3
D220
BAV99
3
1
TP206
R285
0
P290
I/OPAD
P291
I/OPAD
%R203
0
%R200
0
R211
470
R220
470
R228
120
LINK2
LINK1
SK200
SKT 2X5WAY TOP ENT
C201
4U7BP
C202
4U7BP
C204
4U7BP
C205
4U7BP
Q270
MJD41
IC250
4N25A
462
51
D230
33V
C233
47U
TANT
C237
1U0
C287
100U
C263
100U
%C295
470N
P210
I/OPAD
+9V-EX
VCO-MOD
5A9
REF-MOD
7C7
CTCSS
1R2
CTCSSM
8A2
AUDIO-2
1R3
OPTO-KEY+
1R3
OPTO-KEY-
1R3
TX-ENABLE
1R4
6B1
+9V-EX
+9V-EX
+5V
6B7
7A6
SCKP
8R4
E-P
8R4
SDAP
8R4
+9V-EX
+9V-EX +4V1
+4V1
+4V1
+4V1
+9V-EX
+9V-EX
+4V1
+4V1
+4V1
+5VFILT
+5VFILT
+9V-EX
+9V-EX +9V-EX+9V-EX
LED
8R4
+9V-EX
+9V-EX
3R9
+9V-EX
LINE-I-P-1
1R1
LINE-I-P-2
1R2
GND
1R0
1R0
3R8
4Q1
5A3
6B0
7A4
8A0
9C5
TX-RELAY-DRV
8Q6
TX-REG-FILT
3R8
+4V1
AUDIO-1
+4V1
+4V1
DUAL_POINT_IND
7R2
SDAP
2G0
E-P
2G0
SCKP
2G0
SCKP
2B7
SDAP
2B7
E-P
2B7
FLEX_R
2M0
+9V-EX
FLEX_R
2E0
LINE-I-P-3
1R2
LINE-I-P-4
1R2
CARRIER SWITCH
MIC/PRESSEL
LINE_SENSITIVITY
COMPRESSON-LEVEL
OPTO-KEY-S/L
OPTO-KEY+S/L
LINE-I-P-3-S/L
LINE-I-P-2-S/L
6B0
+4V1-TESTPOINT
LINE-LIMITER:OPTIONAL
%D205 %D210
AUTOMATIC LEVEL CONTROL(COMPRESSON)
DIGITAL-POTENTIOMETER
Tx-on
+9V
0V6
OPTO-KEY
PRE-EMPHASIS
4V1
4V1 4V1
LIMITER-1
7V2pp IN
LIMITING
LIMITER-2
BUFFER
4V1
4V1
REFERENCE
MOD-EPOT
REFERENCE-MODULATION-INTEGRATOR
VCO-MOD
1KHZ IN
LIMITING
ATTENUATOR
MICROPHONE PREAMPLIFIER
0V6
3V6
3V6
4V1 3V5
2V7 DEVIATION EPOT
LOW PASS FILTER
ALC PULSES
SUMMING
AMPLIFIER
4V1
4V1
1KHz IN
LIMITING
0.2Vpp
WITH ALC
4V1
MICRO MATCH TO PAGING BRD CON
SCKP
SDAP
E-P
IPN 220-01443-04
M820-00 T826 PCB Information C6.2.19
Copyright TEL 01/04/00
Sheet 3 - T826 Exciter
220-01443-04
0
1
2
3
4
5
6
7
8
9
0
1
2
3
4
5
6
7
8
9
ABCDEFGHJ KLMNPQR
REV/ISS AMENDMENTS DATEAPVDD.O.CHKDDRAWN
NO.SHEETS:FILE NAME:
TAIT ELECTRONICS
IPN:
FILE DATE:
ISSUE: ID:.
2.SC.
PROJECT: DESIGNER:
3
10
T826
EXCITER
1443_04b
220-01443-04
22-Dec-99
B
T826 BENC
C300
1N0
R304
1K5
R314
560E
C306
1N0
C317
1N0
C312
1N0
R300
10K
R309
47
D301
BAT18
D302
BAT18
D300
BAT18
L300
820NH
R347
27
C346
47N
C334
1N0
C348
1N0
C349
1N0
L303
4T/5.5
C338
1N0
L304
2.0T/5.0
Q307
951
R350
330
R351
1K0
R353
0
R352
1K0
R385
3R3
C386
100N
TANT
C387
4U7
C385
1N0
L385
M21A
IC385
LP2951
V OUT
1
SD
3
SENSE 2
GND
4
ERROR 5
VTAP 6
FB
7
V IN
8
C388
100N
R386
100K
R388
6K8 1%
R387
1K5 1%
TANT
C389
4U7
C390
100N
R389
2K7 1%
R362
47K
C359
1N0
Q310
BC807
R370
3R3
C360
1N0
R371
18K
D303
BAV99
2
3D303
BAV99
31
R372
3K3
G
D
S
Q312
MRF9382
TANT
C358
1U0
C372
1N0
R376
2K2
R377
1K0
C373
1N0
R373
27
L305
5.0T/3.0
C375
10P
L308
1U2H
C376
1N0
C378
100N
C377
22P
L309
5.0T/4.0
C380
56P
C381
1N0
L307
4S2
C354
1N0
C350
120P
C339
1N0
R346
22
R358
150K
R361
150K
C352
47P
C362
1N0
L306
820NH
R378
47
C374
10N
R380
3E3
C357
1N0
C351
1N0
C319
100N
C315
1N0
C307
1N0
R305
33K
Q301
BC807
R316
1K5
C316
1N0
R303
22K
R301
1K0
C302
1N0
R307
10K
C308
1N0
+
-
IC300
358D
5
6
7
R326
47K
R302
1K0
C303
1N0
R308
10K
C309
1N0
+
-
IC300
358D
3
2
1
R327
47K
C340
1N0
C341
47N
R364
100E
+
-
IC310
358D
3
2
1
C324
1N0
R325
47K
R319
10K
R318
2K7
R317
5K6
R312
4K7 1%
R306
4K7 1%
C304
1N0
C301
100N
CW
RV301
2K
1
3
2
Q308
BC848
R354
100E
R356
2K2
C337
22N
C333
1N0
R340
100K
R311
100E 1%
C318
1N0
+
-
IC310
358D
5
6
7
%R328
18K 1%
R331
10K
R332
2K2
Q303
BC848
R315
3R3
TANT
C313
10U
C361
1N0
C369
1N0
C355
1N0
C364
100N
Q315
BD242FP
Q309
BC817
Q305
BC848
C336
1N0
R341
15K
R339
15K
C331
1N0
C335
1N0
R348
330K
C332
100N
Q304
BC807
R338
100K
R336
10K
C329
1N0
C327
1N0
R334
22K
R333
68
C326
1N0
R329
1K5
C323
22N
R324
22K
R323
47K
R330
100K
Q302
BC807
C311
1N0
R310
10K
C305
1N0
Q300
BC807
C353
1N0
C356
1N0
R365
100E
R369
4K7 1%
R375
560E 1%
R374
100K
C370
1N0
R342
10K
R349
1K0
R360
1K5 1%
R359
470K
C363
1N0
C328
1N0
R335
68
C330
1N0
R337
100K
IC310
358D
V-
4
V+
8
IC300
358D
V-
4
V+
8
R395
22
R392
22
C396
100N
C393
10N
TANT
C395
4U7
L301
820NH
L310
M21A
L330
M21A
TANT
C365
22U
TANT
C379
4U7
C347
1N0
TP303
TP301
TP300
R313
560E 1%
%R320
18K
C310
1N0
C314
1N0
C366
1N0
C367
1N0
TP310
TP315
C320
100N
R363
56K
C344
1N0
R343
47K
R344
470K
C371
47N
Q311
BC848
C342
1N0
R322
2K2
R321
10K
CW
RV302
500K
1
3
2
C397
1N0
R345
150
R355
150
L302
820NH
G
D
S
Q360
BF170
VCO-O-P
5F2
+9V-EX
2A0
+9V-EX
GND
1R0
1R0
2R3
4Q1
5A3
6B0
7A4
8A0
9C5
+13V8-FILT +9V-EX
EX-OP
4B3
+13V8-FILT
4A5
+13V8-FILT
TX-REG-FILT
2R7
TX-REG-FILT
LOCK-DETECT
7R5
TEMP-SENSE
4Q6
REV-PWR
4Q3
FWD-PWR
4Q5
+13V8-FILT
+13V8-FILT
+13V8-FILT
+9V-EX
+9V-EX
+9V-EX
+9V-EX
+9V-EX
TX-REG
5A0
5Q0
6E8
+9V-EX
+9V-EX
TX-REG-FILT
+9V
0V
Tx-on Tx-off
+9V
+7V
Tx-on
Tx-off
TO PA
Tx-off
Tx-off
SHUT DOWN PWR
PWR CNTRL
EXCITER-CONTROL-VOLTAGE
IPN 220-01443-04
C6.2.20 T826 PCB Information M820-00
01/04/00 Copyright TEL
Sheet 4 - T826 PA
220-01443-04
0
1
2
3
4
5
6
7
8
9
0
1
2
3
4
5
6
7
8
9
ABCDEFGHJ KLMNPQR
REV/ISS AMENDMENTS DATEAPVDD.O.CHKDDRAWN
NO.SHEETS:FILE NAME:
TAIT ELECTRONICS
IPN:
FILE DATE:
ISSUE: ID:.
2.SC.
PROJECT: DESIGNER:
4
10
T826
PA
1443_04b
220-01443-04
21-Dec-99
B
T826 BENC
C400
100N
C401
1N0
C480
1N0
-T R480
4K7
L480
820NH
L401
4S2
C402
100N
C415
1N0
C410
82P
C411
100P
C413
68P
C416
47N
TANT
C412
4U7
C414
47N
C425
120P
C426
680P
C428
470P
TANT
C427
4U7
C429
1N0
C430
47N
C431
47N
C440
47P
C441
47P
C443
1N0
C446
39P
C447
39P
C445
1N0
C449
5P6
C448
680P
C450
5P6
C451
1N0
C452
1N0
D440
RF2815
D441
RF2815
L410
5.5T/3.5
L411
1.5T/4.0
L413
6.5T/4.0
L414
#18 (3B BEAD)
L416
330N
L412
#18 (3B BEAD)
L425
2.5T/3.0
L426
1T/2.0
L427
#18 (3B BEAD)
L428
5.5T/5.0
L440
1.5T/3.0
L441
3.5T/4.0
L442
3U3H
L443
820NH
L444
820NH
L445
3U3H
Q415
2SC2627
Q425
BLW60C
R410
270
R411
18E
R412
270
R414
180E
R416
10E
R413
3R3
R415
180E
R425
3R3
R427
10E
R429
180E
R428
180E
R440
47K
R441
270
R442
100E
R443
100E
R444
270
R445
47K
C444
150P
C442
120P
L400
3U3
L415
4S2
R426
10E
SL480
C403
1N0
+13V8
1R1
1R1
6C7
GND
1R0
1R0
2R3
3R8
5A3
6B0
7A4
8A0
9C5
+13V8
TEMP-SENSE
3A6
+13V8-FILT
3R9
+13V8-FILT
+13V8
+13V8+13V8
FILTER
9C6
FWD-PWR
3A8
REV-PWR
3A9
EX-OP
3R0
+13V8-FILT
TEMP-SENSE
+13V8-FILTERED-2 SUPPLY
6B5
DIRECTIONAL COUPLER
IPN 220-01443-04
M820-00 T826 PCB Information C6.2.21
Copyright TEL 01/04/00
Sheet 5 - T826 VCO Section
220-01443-04
0
1
2
3
4
5
6
7
8
9
0
1
2
3
4
5
6
7
8
9
ABCDEFGHJ KLMNPQR
REV/ISS AMENDMENTS DATEAPVDD.O.CHKDDRAWN
NO.SHEETS:FILE NAME:
TAIT ELECTRONICS
IPN:
FILE DATE:
ISSUE: ID:.
2.SC.
PROJECT: DESIGNER:
5
10
T826
VCO-SUB-ASSY
1443_04b
220-01443-04
21-Dec-99
B
T826 BENC
8V4
SK505
1 WAY SOCKET
SK503
1 WAY SOCKET
SK502
1 WAY SOCKET
SK501
1 WAY SOCKET
SK513
1 WAY SOCKET
SK522
1 WAY SOCKET
SK504
1 WAY SOCKET
SK531
1 WAY SOCKET
CV-OUT
SK534
1 WAY SOCKET
SK533
1 WAY SOCKET
SK532
1 WAY SOCKET
SK535
1 WAY SOCKET
VCO SUPPLY
R520
120K
C510
22N
R525
47K
R535
10K
R530
22K
SL501
R540
2K2
R545
4K7
%R550
4K7
R555
4K7
R560
470
C535
100N
C503
2N2
R505
27K
R504
330
R515
56E
R510
1K5
C505
47N
Q520
BC807
Q530
BC807
Q510
BC807
Q540
BC807
Q550
BC848
R518
18
R519
330
R517
330
R514
18
C514
1N0
C515
1N0
C516
1N0
C545
1N0
C546
1N0
TANT
C550
22U
%R553
10K
L535
M21A
C537
1N0
C536
1N0
C520
1N0
R522
68
C522
1N0
L520
M21A
C530
1N0
R533
68
GND
1R0
1R0
2R3
3R8
4Q1
6B0
7A4
8A0
9C5
VCO-O-P
3A0
DIV-BUFFER
7R0
VCO-MOD
2R2
CNTRL-VOLT
7R3
+9V-FILT
TX-REG
3A5
6E8
+9V-FILT
6D7
+9V-FILT
TX_REG
3A5
6E8
TX-REG
TX-REG
+9V-FILT
+9V-FILT+9V-FILT
1
2
3
4
5
1
2
3
4
5
FAST-KEY
+9V Tx-on
Tx-off
+8V Tx-on
Tx-off
VCO BUFFER
SUPPLY
OPTION/B
IPN 220-01443-04
C6.2.22 T826 PCB Information M820-00
01/04/00 Copyright TEL
Sheet 6 - T826 Regulators
220-01443-04
0
1
2
3
4
5
6
7
8
9
0
1
2
3
4
5
6
7
8
9
ABCDEFGHJ KLMNPQR
REV/ISS AMENDMENTS DATEAPVDD.O.CHKDDRAWN
NO.SHEETS:FILE NAME:
TAIT ELECTRONICS
IPN:
FILE DATE:
ISSUE: ID:.
2.SC.
PROJECT: DESIGNER:
6
10
T826
REGULATOR
1443_04b
220-01443-04
21-Dec-99
B
T826 BENC
C690
100N
TANT
C693
10U
C630
100N
TANT
C634
10U
C631A
100N
C655
1N0
C640
1N0
C625
470U
C626
4N7
C628
1N0
C673
4N7
TANT
C684
10U
C638
120P
C623
120P
C687
120P
C660
100N
C681
100N
C636
100N
R681
100E
R689
10E
R637
22
R649
4K7
R625
1K0
R629
270
R621
1
R619
1
R633
6K8
R653
10K
R657
10K
R665
100K
R673
100K
R693
100K
R685
15K
R696
56K
R661
10K
R641
1K5
R645
470
T610
680uH
2
36
14
IC640
358D
V-
4
V+
8
+
-
IC640
358D
5
6
7
+
-
IC640
358D
3
2
1
R613
560E
C605
120P
R609
1K0
BAV70
D630
23
BAV70
D620
1
3
BAV70
D620
2
3
R669
47K
R677
47K
BAV70
D630
13
BAV70
D640 13
BAV70
D640 23
C610A
10N
C611B
10N
R617
0
Q610
BC807
Q620
BD242FP
TP604
Q660
BC817
Q670
BC857
D610
BAV99
23 D610
BAV99
31
D635
BAT165
R615
100E
IC650
LOW PWR MON
PBRST 1
TD 2
TOL 3
GND 4
+V
8
ST
7
RST
6
RST
5
TP601
TP602
TP607
TP603
R640
10E
D645
33V
R656
0
R655
0
TANT
C610B
100U
TANT
C611A
100U
VIN
N/C
VOUT
N/C
GROUND
IC610
78L05
8
4
2367
1
5
TANT
C665
10U
Q630
BSR30
R638
22
TANT
C670
3U3
TANT
C677
1U0
C600
1N0
C601
1N0
L600
M21A
C615
1N0
C616
1N0
L615
M21A
VREG
IC630
LM317MDT
VIN
3
ADJ
1
VOUT
2
+13V8
+5V
+9V
+9V-FILT
GND
1R0
1R0
2R3
3R8
4Q1
5A3
7A4
8A0
9C5
+13V8
1R1
1R1
4Q7
+9V
7A5
8A1
TX-REG
3A5
5A0
5Q0
TX-CONT
8A3
TX-KEY
1R5
TX-ENABLE
1R4
2A3
+9V
+5V
2A6
7A6
+20V
7A4
+5V
+9V
+20V
+13V8
+5V +9V +13V8 +20V
TX-ENB
8A8
+5VDIG
+9V +5VDIG
+5VDIG
8A9
+5VDIG
DGND
8A1
RESET
8A8
WATCHDOG
8R5
NOT-RESET
7A2
8R3
8R3
PBRST
7A5
7A6
8A2
+9V
+9V-FILT
5A1
+9V-FILT
+20V SUPPLY
+5V REGULATOR
+9V REGULATOR
+20V TESTPOINT
+5V TESTPOINT
+5VDIG SUPPLY
DGND CONNECTS GND
THROUGH R617
DS1232
+13V8 TESTPOINT
+5VDIG
TESTPOINT
+9V-TESTPOINT
+5V
+1V3
Tx-offTx-off
5V
24vpp
240KHz
+9V
0V(Tx)
+9V-Tx on
0V
Tx-on
IPN 220-01443-04
M820-00 T826 PCB Information C6.2.23
Copyright TEL 01/04/00
Sheet 7 - T826 Synthesiser
220-01443-04
0
1
2
3
4
5
6
7
8
9
0
1
2
3
4
5
6
7
8
9
ABCDEFGHJ KLMNPQR
REV/ISS AMENDMENTS DATEAPVDD.O.CHKDDRAWN
NO.SHEETS:FILE NAME:
TAIT ELECTRONICS
IPN:
FILE DATE:
ISSUE: ID:.
2.SC.
PROJECT: DESIGNER:
7
10
T826
SYNTHESISER
1443_04b
220-01443-04
21-Dec-99
B
T826 BENC
1V4
IC740
145191
REF IN 20
REF OUT 1
LD 2
OR 3
OV 4
RX 8
TEST1 9
FIN 10
GND
7
VPD
5
VCC
12
VDD
14
PDOUT
6
DATA
19
CLK
18
ENABLE
17
OUT A
16
OUT B
15
TEST2
13
FIN
11
R780
10E
R785
100E
R786
1K0
C781
1N0
C783
1N0
R787
56E
C784
100P
C782
1N0
R701
22
12.8M
=IC700
GND OUT
VCC FM
R703
1M
R702
1M
C700
100N
C709
100N
C710
10N
R714
10E
C703
1N0
IC710
74HC04
V-
7
V+
14
IC710
74HC04
12
IC710
74HC04
98
IC730
74HC4520
EN
2
CLKA
1
GND
8
Q0
3
Q1
4
Q2
5
Q3
6
RST
7VDD
16
IC730
74HC4520
EN
10
CLKB
9
Q0
11
Q1
12
Q2
13
Q3
14
RST
15
R711
100E
C722
100N
R713
0
TANT
C708
4U7
R717
2K7
R718
15K
C727
220P
R721
10K
R722
10K
R723
2K7
C729
220P
R728
10K
IC750
33078D
V-
4
V+
8
+
-
IC750
33078D
5
6
7
C776
22N
%C713
10N
%R715
1K0
C741B
10N
R744
22
C740B
10N
R742
150E
R746
22
R747
22
C742B
10N
C742A
100N
TANT
C741A
4U7
R767
680
R754
1K0
R753
1M
R752
22
C757
10N
R750
22
R757
12K
R756
12K
C759
10N
TP710
C764
10N
TANT
C765
4U7
R766
1K0
R765
680
R760
180
R759
330
C761
10N
TANT
C762
22U
C767
1N0
R769
180
R762
100E
R771
8K2
R763
100E
TANT
C770
22U
TANT
C772
22U
C769
1N0
R774
8K2
R772
22K
R775
2K7
R783
220E
C780
100N
C743
47P
C736
47P
C735
47P
R748
47K
R719
15K
C726
10N
R727
10K
%R726
100E
%C733
470P
R781
10E
C786
1N0
C745
120P
#C707
1U0
R749
47K
TANT
C724
22U
=R705
47
=SK710
SIDE ENTRY COAX SKT
IC710
74HC04
13 12
IC720
74HCU04T
V-
7
V+
14
IC710
74HC04
56
IC720
74HCU04T
98
IC720
74HCU04T
56
IC720
74HCU04T
34
IC720
74HCU04T
12
+
-
IC750
33078D
3
2
1
R743
150E
C740A
1N0
IC710
74HC04
1110
R710
100E
IC710
74HC04
34
IC720
74HCU04T
13 12
IC720
74HCU04T
11 10
C720
100N
Q710
BC848
Q720
BC857
Q730
BC848
Q740
BC857
Q750
BC807
Q770
BC857
Q760
BC848
Q780
BC848
Q785
BC857
Q775
BC857
D
S
GQ790
BFR31
Q795
MMBR571
D710
BAV99
23 D720
BAV99
23
D710
BAV99
31
D720
BAV99
31
D730
BAT165
D740
BAT165
C712
47P
TANT
C725
22U
R720
39K
R725
39K
R758
1K2
R777
2K2
TP715
C706
47P
R782
68
R784
3K3
L780
330NH
R712
10E
TANT
C719
4U7
R706
10E
C711
100N
R705
10K
R708
1M
TANT
C714
4U7
R736
470
R735
470
R734
470
TANT
C750
10U
C785
1N0
C778
1U
+9V
+5V +5V
+5V
+5V
+5V
+9V
+5V
GND
1R0
1R0
2R3
3R8
4Q1
5A3
6B0
8A0
9C5
MCU-CLOCK
6B5
8A2
SDA
8R4
SCK
6B4
8R3
8R3
SYNTH
8R4
REF-MOD
2R1
+5V
2A6
6B7
+9V
6C7
8A1
+20V
6C7
+5V
+9V
+20V
+20V
LOCK-DETECT
3A2
DIV-BUFFER
5J5
CNTRL-VOLT
5A7
DUAL_POINT_IND
2E0
PBRST
6B5
8A2
SPARE GATES
IC720
LOCK-DETECT TESTPOINT
LOCKED-LOW
EXTERNAL
REFERENCE
OPTION
6B6
6B0
2A7
6B4
8R3
12.8MHz TESTPOINT
LOOP-FILTER
DIVIDER
BUFFER
CHARGE-PUMP
PHASE-MODULATOR
6V6
12.8MHz
200KHz
200KHz
+5V TO +15V LOCKED
50ns WHEN
+5V
0V LOCKED
50ns WHEN
+5V
0V LOCKED
LOCK-DETECT
IPN 220-01443-04
C6.2.24 T826 PCB Information M820-00
01/04/00 Copyright TEL
Sheet 8 - T826 Microcontroller
220-01443-04
0
1
2
3
4
5
6
7
8
9
0
1
2
3
4
5
6
7
8
9
ABCDEFGHJ KLMNPQR
REV/ISS AMENDMENTS DATEAPVDD.O.CHKDDRAWN
NO.SHEETS:FILE NAME:
TAIT ELECTRONICS
IPN:
FILE DATE:
ISSUE: ID:.
2.SC.
PROJECT: DESIGNER:
8
10
T826
MICROPROCESSOR
1443_04b
220-01443-04
21-Dec-99
B
T826 BENC
R821
47K
R811
4K7
R810
4K7
R824 2K2
R825 2K2
R826 2K2
R827 2K2
R828 2K2
R840 2K2
R841 2K2
R842 2K2
R813
4K7
R812
4K7
R879
10K
R877
4K7
IC830
LM324D
V-
11
V+
4
+
-
IC830
LM324D
5
6
7
+
-
IC830
LM324D
12
13
14
+
-
IC830
LM324D
3
2
1
R871
47K
R875
47K
R873
33K
R859
150K
R861
150K
R863
150K
R865
100K
R867
100K
+
-
IC830
LM324D
10
9
8
C823
22N
C824
47N
C826
220P
C828
10N
CW RV805
20K
1
3
2
SK810
80C51
P1.7
9
P1.6
8
P1.5
7
P1.4
6
P1.3
5
P1.2
4
P1.1
3
P1.0
2
P3.7/RD
19
P3.6/WR
18
P3.5/T1
17
P3.4/T0
16
P3.3/INT1
15
P3.2/INT0
14
P3.1/TXD
13
P3.0/RXD
11
VSS
22
XTL1
21
XTL2
20
RST
10 VCC
44
P0.7 36
P0.6 37
P0.5 38
P0.4 39
P0.3 40
P0.2 41
P0.1 42
P0.0 43
EA 35
ALE 33
PSEN 32
P2.7 31
P2.6 30
P2.5 29
P2.4 28
P2.3 27
P2.2 26
P2.1 25
P2.0 24
R822
47K
C844
10N
C813
1N0
IC820
24C16
A0
1
A1
2
A2
3
GND
4
+V
8
SCL 6
SDA 5
WP 7
C827
33P
R847 470
R845 470
R854
4K7
R853
4K7
R849 470
R809
4K7
R855
4K7
R843 2K2
SL810
P805
AUX_OUT
I/OPAD
C830
47N
R850 470
R808
10E
P810
SERIAL-COM-1 I/OPAD
R837 2K2
R836 2K2
R835 2K2
R833 2K2
R832 2K2
R831 2K2
R830 2K2
R829 2K2
SK805
2X8 WAY TOP ENTRY SMD SKT
CH-SLCT-0
1
SK805
2X8 WAY TOP ENTRY SMD SKT
TX-RELAY-DRV
2
SK805
2X8 WAY TOP ENTRY SMD SKT
CH-SLCT-1
3
SK805
2X8 WAY TOP ENTRY SMD SKT
CTCSS-DISABLE
4
SK805
2X8 WAY TOP ENTRY SMD SKT
CH-SLCT-2
5
SK805
2X8 WAY TOP ENTRY SMD SKT
CH-SLCT-7
6
SK805
2X8 WAY TOP ENTRY SMD SKT
CH-SLCT-3
7
SK805
2X8 WAY TOP ENTRY SMD SKT
SERIAL-COM-1
8
SK805
2X8 WAY TOP ENTRY SMD SKT
CH-SLCT-4
9
SK805
2X8 WAY TOP ENTRY SMD SKT
AUX-OUT-0
10
SK805
2X8 WAY TOP ENTRY SMD SKT
CH-SLCT-5
11
SK805
2X8 WAY TOP ENTRY SMD SKT
AUX-OUT-1
12
SK805
2X8 WAY TOP ENTRY SMD SKT
CH-SLCT-6
13
SK805
2X8 WAY TOP ENTRY SMD SKT
AUX-OUT-2
14
SK805
2X8 WAY TOP ENTRY SMD SKT
GND
15
SK805
2X8 WAY TOP ENTRY SMD SKT
+5V-DIG
16
P820 AUX-OUT-7
I/OPAD
P825 AUX-OUT-6
I/OPAD
P830 AUX-OUT-5
I/OPAD
P835 AUX-OUT-4
I/OPAD
R801
150K
R802
47K
R872
4K7
R874
4K7
R876
4K7
R848
4K7
C810
47N
Q810
BC848
Q860
BC848
Q820
BC817
Q830
BC857
TANT
C822
4U7
R815
47K
R816
150K
C812
100P
R818
4K7
R819
4K7
Q850
BC848
Q840
BC857
D810
BAT165
P840 AUX-OUT-3
I/OPAD
TANT
C838
100U
TANT
C841
100U
+9V
+9V
+5VDIG
+5VDIG
+5VDIG
MCU-CLOCK
6B5
7A5
7A6
SYNTH
7A2
SCK
6B4
7A2
E-P
2A7
CTCSSM
2R5
TX-CONT
6B8
TX-ENB
6B3
LED
2R7
SERIAL-COM
1R4
+9V
6C7
7A5
+9V
SDA
7A2
TX-RELAY-DRV
2R6
GND
1R0
1R0
2R3
3R8
4Q1
5A3
6B0
7A4
9C5
+5VDIG
RESET
6B4
DGND
6B9
+5VDIG
6B7
+5VDIG
+5VDIG
NOT-RESET
6B4
7A2
WATCH-DOG
6B5
+5VDIG
+5VDIG
+9V
SDAP
2A7
SCKP
2A7
CHANNEL SELECT TO MICRO BUS
CTCSS LEVEL
ADJUST
MICRO-BYPASS
6B6
6B0
12.8MHz
+5V
0V CTCSSM FREQUENCY
+5V
0V CTCSSM FREQUENCY
+9V
0V CTCSSM FREQUENCY
5V
5V
0V
VARIABLE
MICROMATCH
PIN
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
D-RANGE2
PIN
1
2
3
4
5
6
7
11
NC
15
14
13
10
12
9
8
MICROMATCH TO D-RANGE2 CONNECTIONS
MCU-CLOCK
CTCSS_LSB
EPOTS
CTCSS_MSB
CTCSS_RX
TX_KEY_IN
LED_FLASH
WATCHDOG
SDA
SERIAL-COM-1
CTCSS_DISABLE
TX_KEY_OUT
TX_KEY_OUT
SCK.
SYNTH
CH-SLCT-0
CH-SLCT-1
CH-SLCT-7
CH-SLCT-6
CH-SLCT-5
CH-SLCT-4
CH-SLCT-3
CH-SLCT-2
CH-SLCT-1
CH-SLCT-0
CH-SLCT-2
CH-SLCT-3
CH-SLCT-4
CH-SLCT-5
CH-SLCT-6
CH-SLCT-7
IPN 220-01443-04
M820-00 T826 PCB Information C6.2.25
Copyright TEL 01/04/00
Sheet 9 - T826 Harmonic Filter
220-01443-04
0
1
2
3
4
5
6
7
8
9
0
1
2
3
4
5
6
7
8
9
ABCDEFGHJ K
REV/ISS AMENDMENTS DATEAPVDD.O.CHKDDRAWN
NO.SHEETS:FILE NAME:
TAIT ELECTRONICS
IPN:
FILE DATE:
ISSUE: ID:.
2.SC.
PROJECT: DESIGNER:
9
10
T826
HARMONIC-FILTER
1443_04b
220-01443-04
21-Dec-99
B
T826 BENC
C904
27P
C900
33P
C901
33P
C902
33P
C903
22P
C905
33P
C906
33P
C907
33P
L900
8.5T/3.5
L901
4.5T/5.5
L904
1.5T/5.5
L902
4.5T/5.5
L903
8.5T/3.5
FILTER
4Q4
ANTENNA
GND
1R0
1R0
2R3
3R8
4Q1
5A3
6B0
7A4
8A0
IPN 220-01443-04
C6.2.26 T826 PCB Information M820-00
01/04/00 Copyright TEL
IPN 220-01447-04
M820-00 T827 PCB Information C6.3.15
Copyright TEL 01/04/00
T827 PCB Layout - Top Side
220-01447-04
A LBDCE J NKMHGF P
1
2
3
4
5
6
7
8
L900
Q302
RV210
SK535
SK534
SK533
%D205
+
C201
C205
%D210
+13V8
9
10
11
+
39
12
13 14
TP320
15
+
TP607
COMPRESSION
SW230
RV210
C634
L325
+
L903
1
IC260
IC210
RV220
SK205
220-01447-04
POCI
+4V1
1
GND
GND
IC240
LPF-OUT
1
TX-LED
BLK P231
S/LED
A
B
C
D
E
F
G
H
I
J
K
L
M
N
C204
GND
C237
IC820
C904
P233
=R705
C625
T210
P215
D230
IC650
=IC700
+
IC630
+
C902
SK205
TP604
IC220
P245
C841
+
7
BUFF-IN
+
1
IC230
IC260
+
+
L780
28
+
29
P170
IC250
B
=SK710
RED
6
+ RV805
P290
TP601
IC640
+
+
IC750
T610
+
SK504
Q620
P810
+
C207
IC210
+
C903
+
C550
C233
SK505
T827EX
P291
LEVEL
P217
P150
SK810
L904
SK810
RED
P160
C239
+
+
L901
40
+
SMD HOLE
PL100
C838
P825
P835
1
P820
P830
P840
+
%C713
+9V
P230
+
T210
+
CTCSS
BLK
+4V1
Q270
1
C391
Q321
PWR
T82715
%R553
T82710
GND
%L382
C342
PRODUCT TYPE
P208
P204
P225
P219
#C707
C778
C708
805
P240
P239
C202
P235
P257
C900
9
P263
%R200
%R203
P251
10
C242
P249
SK200 1
C263
P210
TP603
+
C287
%C295
C265
SK522
SK513
Q380
L902
SW230
+
C907
%R366
C905
C901
C906
L400
2
SK531
SK805
%R550
SK532
SK503
SK502
15
SK501
1
L328
L329
RV300
+
IC310
L327
C332
IC300
C396
+
Q320
GND
L323 TP382
TP381
TP380
SUPPLY
PROTECTION
DIODE
D111
PWR CNTL
+13V8-FILT
IC740
IC720
IC730
IC710
C693
ADJUST
C
C
E
%R150
TP310
+
TP340
E
+
C291
SL360
B
L324
#C707
%C294
%C295
%C713
%C733
%D111
%D111A
%D205
%D210
%L382
%R150
%R200
%R203
%R298
%R366
%R550 %R553
%R715
%R726
&C269
&C271
&C289
&R264
&R265
&R266
&R290
=IC700
=R705
=SK710
C201 C202
C204C205
C207
C209
C210
C211
C213
C215
C217
C219
C221
C223
C225
C227
C229
C230
C232
C233
C235
C237
C239
C241
C242
C243
C245 C247
C249
C251
C253
C255
C257
C259
C260
C261
C263
C265
C267
C273
C275
C277
C279
C281
C283
C285
C287
C291
C293
C300
C301
C302
C303
C304
C305
C306
C307
C320
C321
C322
C323
C324
C325
C326
C327
C328
C329
C330
C331
C332
C333
C334
C335
C336 C337
C338
C339
C340
C341
C342
C343
C344
C350
C351
C352
C353
C354
C355
C356
C357
C365
C366
C367
C368
C369
C370
C380
C381
C382
C383
C384
C385
C386
C390
C391
C392C393
C394
C395
C396
C397
C400
C401
C402
C403
C503
C505
C510
C513
C515
C516
C517
C520
C535
C536
C537
C542
C545
C546
C550
C600
C601
C605
C610A
C610B
C611A
C611B
C615
C616
C623
C625
C626
C628
C630
C631A
C634
C636
C638
C640
C655
C660
C665
C670
C673
C677
C681
C684
C687
C690
C693
C700
C703
C706
C708
C709
C710
C711
C712
C714
C719
C720
C722
C724
C725
C726
C727
C729
C735
C736
C740A
C740B
C741A
C741B
C742A
C742B
C743
C745
C750
C757
C759
C761
C762
C764
C765
C767
C769
C770
C772
C776
C778
C780
C781
C782
C783
C784
C785
C786
C810
C812
C813
C822
C823C824
C826
C827
C828
C830
C838
C841
C844
C900
C901
C902
C903
C904
C905
C906
C907
D220
D230
D240
D250
D260
D270
D320D321
D322
D351
D610
D620
D630
D635
D640
D645
D710
D720
D730
D740
D810
IC210
IC220
IC230
IC240
IC250
IC260
IC300
IC310
IC610
IC630
IC640
IC650
IC710 IC720
IC730
IC740
IC750
IC820
IC830
L320
L321
L322
L323
L324
L325
L326
L327
L328
L329
L380
L381
L390
L400
L510
L535
L600
L615
L780
L900
L901
L902
L903
L904
P100
P150
P160
P170
P204
P208
P210
P215
P217
P219
P225
P230
P231
P233P235
P237 P239
P240
P243
P244
P245P247
P248
P249
P251
P255
P257
P259
P261
P263
P267
P269
P271 P273
P275
P290
P291
P805
P810
P820
P825
P830
P835
P840
PL100
PL205
PL210
PL215
PL220
Q210
Q220
Q230
Q240
Q250
Q260
Q270
Q300
Q301
Q302
Q320
Q321
Q350
Q351
Q365
Q366
Q367
Q368
Q380
Q381
Q510
Q520
Q530
Q540
Q550
Q610
Q620
Q630
Q660
Q670
Q710
Q720
Q730
Q740
Q750
Q760
Q770
Q775
Q780
Q785
Q790
Q795
Q810
Q820
Q830
Q840 Q850
Q860
R160
R201
R202
R204
R205
R206
R207
R208
R209
R210
R211
R212
R213
R214
R215
R216
R217
R218
R219
R220
R221
R223
R224
R225R226
R227
R228
R229
R230
R231 R232
R233
R235
R237R238
R239
R241
R242
R244
R245
R247
R248
R249
R251
R253
R254
R255
R256
R257
R258
R259
R260
R262
R263
R267
R268
R269 R270
R271
R272
R273
R274
R275
R277
R278
R279
R280
R282
R283
R284
R285
R286
R287
R288
R289
R291 R292
R293
R294
R295
R296
R297
R299
R300
R301
R302
R303
R304
R305R306
R307
R308
R309
R310
R311
R312
R313
R319
R320
R321
R322
R323
R324
R325
R326
R327
R328
R329 R330
R331 R332
R333
R334
R335
R336
R337
R338
R339
R350
R351
R352
R353
R354
R355
R356
R357 R358
R359
R365
R367
R368
R369
R371
R372
R373
R374
R380
R381
R382
R383
R384
R385
R390
R391
R392
R393
R394
R395
R504
R505
R510
R514
R515
R517
R518
R519
R520
R525
R530 R535
R537
R540
R545
R555
R560
R565
R609
R613
R615
R617
R619
R621
R625
R629
R633
R637R638
R640
R641
R645
R649
R653
R655
R656
R657
R661
R665
R669
R673
R677
R681
R685
R689
R693
R696
R701
R702
R703
R705
R706
R708
R710
R711
R712
R713
R714
R717
R718
R719
R720
R721
R722
R723
R725
R727
R728
R734
R735
R736
R742
R743
R744
R746
R747
R748
R749
R750
R752
R753
R754
R756
R757
R758
R759
R760
R762
R763
R765
R766
R767
R769
R771
R772
R774
R775
R777
R780
R781
R782
R783
R784
R785
R786
R787
R801
R802
R808
R809
R810 R811
R812
R813
R815
R816
R818
R819
R821
R822
R824
R825
R826
R827
R828
R829
R830
R831
R832
R833
R835
R836
R837
R840
R841
R842
R843
R845
R847
R848
R849
R850
R853
R854
R855
R859
R861
R863
R865
R867
R871
R872
R873R874 R875
R876
R877
R879
RV210
RV220
RV300
RV805
SK200
SK205
SK501
SK502
SK503
SK504
SK505
SK513
SK522 SK531
SK532
SK533
SK534
SK535
SK805
SK810
SL360
SL810
SW230
T210
T610
T82710
T82715
THOLE
TOPFIDA
TOPFIDB
TP206
TP310
TP320
TP340
TP380
TP381
TP382
TP601
TP602
TP603
TP604
TP607
TP710
TP715
TSLOT
IPN 220-01447-04
C6.3.16 T827 PCB Information M820-00
01/04/00 Copyright TEL
T827 PCB Layout - Bottom Side
220-01447-04
SL501SL501
ECDBK AP LMN JHGF
1
2
3
4
5
6
7
8
BHOLE
BOTFIDA
BOTFIDB
BSLOT
LINK1
LINK2
SL201
SL202
SL203
SL204
SL501
IPN 220-01447-04
M820-00 T827 PCB Information C6.3.17
Copyright TEL 01/04/00
Sheet 1 - T827 Exciter Overview
220-01447-04
0
1
2
3
4
5
6
7
8
9
0
1
2
3
4
5
6
7
8
9
ABCDEFGHJ KLMNPQR
REV/ISS AMENDMENTS DATEAPVDD.O.CHKDDRAWN
NO.SHEETS:FILE NAME:
TAIT ELECTRONICS
IPN:
FILE DATE:
ISSUE: ID:.
2.SC.
PROJECT: DESIGNER:
1
10
T827
EXCITER
1447_04a
220-01447-04
3-Feb-00
A
T827 BENC
03A CHANGES IN EXCITER BRC 14-10-99
04A VALUE CHANGES BRC 12-01-00
%D111
MR2520
PL100
15 WAY R-ANGLE DRANGE PLUG
P100
I/OPAD
P150
SERIAL-COM
I/OPAD
P170
AUDIO-2
I/OPAD
P160
AUDIO-1
I/OPAD
%R150
10E
R160
10E
%D111A
22V
AUDIO
SHEET 2
EXCITER
SHEET 3
LOCK-DETECT
VCO-O-P
FILTER
TX-REG-FILT
SHEET 4
PA
SUB-ASSY
VCO
SHEET 5
DIV-BUFFER
CNTRL-VOLT
VCO-MOD
TX-REG
+9V-FILT
TX_REG
REGULATOR
SHEET 6
TX-CONT
TX-ENABLE
TX-KEY
TX-ENB
RESET
WATCHDOG
NOT-RESET
PBRST
SYNTH
SHEET 7
MCU-CLOCK
SDA
SCK
SYNTH
PBRST
MICRO
SHEET 8
SYNTH
SCK
SERIAL-COM
SDA
SDAP
SCKP
HARMONIC-FILTER
SHEET 9
ANTENNA
OUT-OF-CIRCUIT-DATA
SHEET 10
PL100
GND
14
PL100
GND
15
PL100
+13V8
9
PL100
+13V8
10
PL100
SERIAL-COM
7
PL100
TX-ENABLE
5
PL100
TX-KEY
13
PL100
AUDIO-2
6
PL100
OPTO-KEY-
12
PL100
OPTO-KEY+
11
PL100
LINE-I/P-4
4
PL100
LINE-I/P-3
3
PL100
LINE-I/P-2
2
PL100
LINE-I/P-1
1
PL100
CTCSS
8
+9V-EX +5V +9V-EX
+20V +9V +5V +9V
+20V +13V8 +9V +5V+5VDIG
+5VDIG
+13V8
+13V8-FILT +13V8
+13V8-FILT
DRANGE 1
PL100
7
6
5
13
12
11
8
4
3
2
1
10
9
14
15
DGND & GND ARE JOINED
THROUGH R617 ON SHEET 6
PROCESSOR
AUDIO-2
AUDIO-1
TX-ENABLE
LINE-I-P-1
LINE-I-P-2
LINE-I-P-3
LINE-I-P-4
CTCSS
OPTO-KEY+
OPTO-KEY-
OPTO-KEY+
CTCSS
LINE-I-P-4
LINE-I-P-3
LINE-I-P-2
LINE-I-P-1
AUDIO-1
AUDIO-2
TX-ENABLE
VCO-MOD
REF-MOD
DUAL_POINT_I
TX-RELAY-DRV
LED
E-P
CTCSSM
SDAP
SCKP
REF-MOD
VCO-MOD
TX-RELAY-DRV
LED
E-P
CTCSSM
SCKP
SDAP
DUAL_POINT_I
OPTO-KEY-
IPN 220-01447-04
C6.3.18 T827 PCB Information M820-00
01/04/00 Copyright TEL
Sheet 2 - T827 Audio Processor
220-01447-04
0
1
2
3
4
5
6
7
8
9
0
1
2
3
4
5
6
7
8
9
ABCDEFGHJ KLMNPQR
REV/ISS AMENDMENTS DATEAPVDD.O.CHKDDRAWN
NO.SHEETS:FILE NAME:
TAIT ELECTRONICS
IPN:
FILE DATE:
ISSUE: ID:.
2.SC.
PROJECT: DESIGNER:
2
10
T827
AUDIO PROCESSOR
1447_04a
220-01447-04
3-Feb-00
A
T827 BENC
%D205
1N4531
%D210
1N4531
IC240
4053BD
INH
6
A
11
B
10
C
9
X0
12
X1
13
Y0
2
Y1
1
Z0
5
Z1
3
GND
8
VREF
7+V
16
Z4
X14
Y15
R201
560
R202
1K0
+
-
IC210
LM324D
10
9
8
%R298 100K
IC220
DS1267
MAX
12 MIN 11
WIPER 13
R296
1K0
R257
330K
+
-
IC260
LM324D
12
13
14
R256
47K
CW
RV210
10K LOG
23
1
C211
100N
SK205
STEREO SKT
1
3
2
SW230
SPDT
3
2
1
R268
100E
R269
10K
R270
1K2
BAW56
D260
31
BAW56
D260 32
R271
1M
C275
120P
BAW56
D250
3
1
C255
1N0
BAW56
D240 3
1
BAW56
D250
3
2
BAW56
D240
3
2
C249
1N0
C253
1N0
C257
47P
R248
100K
R249
100K
R244
10K
R247
10K
C251
1N0
R245
100K
TANT
C213
10U
R208
560
IC220
DS1267
GND
8
VB
1
NC
2
NC
15
+V
16 RST
6DQ
9CLK
7
COUT 10
SOUT 14
R205
220E
+
-
IC210
LM324D
3
2
1
R204
2K2
TANT
C207
4U7
C209
47N
P237 AUDIO-2
I/OPAD
P245
TX-REG
I/OPAD
C219
1N0
R210
2K2
R209
10K
C217
2N2
R207
3K9
R206
1K0
TANT
C215
22U
C223
100N
R214
8K2
TANT
C221
22U
R215
100K
R212
100K
R213
10K
R251
100K
R272
560
C277
10N
+
-
IC230
LM324D
12
13
14
R273
12K
C279
1N0
R274
15K
R275
2K7
C281
22N
R277
100K
+
-
IC230
LM324D
3
2
1
R278
120K
C283
4P7
R279
1M
R280
10K
R282
56K
+
-
IC210
LM324D
12
13
14
R283
56K
C285
4P7
R284
1M
R286
2K2
R288
12K
IC220
DS1267
MAX 3
MIN
4
WIPER
5
P247
TX-LED
I/OPAD
P249 RELAY
I/OPAD
P251 RELAY
I/OPAD
R239
1K5
R241
4K7
R242
2K2
P259
GND
I/OPAD
P261 GND
I/OPAD
P263 GND
I/OPAD
C225
100N
R216
100K
C227
100N
R223
1M
C235
1N0
+
-
IC230
LM324D
10
9
8
R224
6K8
R225
1M
R226
10K
R227
2K2
C239
4U7BP
C241
100N
R231
10K
TANT
C242
10U
R232
330K
R233
100K
+
-
IC230
LM324D
5
6
7
R230
100K
CW
RV220
50K
1
3
2
R229
470K
C229
1N0
R218
150K
C232
1N0
R217
1K0
R219
2K2
R235
4K7
C243
1N0
C259
47N
R253
100K
TANT
C261
4U7
+
-
IC210
LM324D
5
6
7
R254
100K
R255
10K
R287
10K
R291
0
&C289
47N
R299
2K7
C293
1U0
R297
5K6
TANT
C291
22U
&R290
560
R293
47K
R294
4K7
+
-
IC260
LM324D
10
9
8
R295
2K7
R292
4K7
+
-
IC260
LM324D
3
2
1
R267
2K2
&R266
47K
&R265
15K
&C269
1P5
C267
4N7
&C271
47P
&R264
22K
+
-
IC260
LM324D
5
6
7
R262
47K
R260
47K
R258
150K
R259
22K
C265
4U7BP
R263
4K7
C273
47N
C245
1N0
C247
1N0
P255 CTCSS
I/OPAD
P271 BUF-IN
I/OPAD
P269
+4V1
I/OPAD
IC230
LM324D
V-
11
V+
4
IC210
LM324D
V-
11
V+
4
IC260
LM324D
V-
11
V+
4
R237
47K
R238
47K
P244 LED-AN
I/OPAD
P243 SUPPLY-LED
I/OPAD
P239 +9V
I/OPAD
R221
1K5
P240 +9V
I/OPAD
C230
100N
C210
100N
C260
100N
P233 AUDIO-1
I/OPAD
P235 AUDIO1
I/OPAD
P204
LINE-I-P-3
I/OPAD
P208
LINE-I-P-2
I/OPAD
P215
TX-ENB-OPT
I/OPAD
P219
OPTO-KEY+
I/OPAD
P217
TX-ENB-OPT
I/OPAD
P267
LPF-OUT
I/OPAD
P231 +9V
I/OPAD
P257 CTCSS
I/OPAD
PL210
2X3 WAY PLUG
PL220
2X3 WAY PLUG
PL215
2X5 WAY PLUG
PL205
2X3 WAY PLUG
T210
T4030
1
2
3
4
8
7
6
5
P248 LED-GND
I/OPAD
P230 +9V
I/OPAD
SL201
SL202
SL203
SL204
P273 POCI
I/OPAD
P275
POCR
I/OPAD
%C294 47P
P225
OPTO-KEY-
I/OPAD R289
100K
Q210
BC848
Q220
BC817
Q230
BC848
Q240
BC848
Q250
BC817
Q260
BC857
D270
BAV99
23
D270
BAV99
31
D220
BAV99
2
3
D220
BAV99
3
1
TP206
R285
0
P290
I/OPAD
P291
I/OPAD
%R203
0
%R200
0
R211
470
R220
470
R228
120
LINK2
LINK1
SK200
SKT 2X5WAY TOP ENT
C201
4U7BP
C202
4U7BP
C204
4U7BP
C205
4U7BP
Q270
MJD41
IC250
4N25A
462
51
D230
33V
C233
47U
TANT
C237
1U0
C287
100U
C263
100U
%C295
470N
P210
I/OPAD
+9V-EX
VCO-MOD
5A9
REF-MOD
7C7
CTCSS
1R2
CTCSSM
8A2
AUDIO-2
1R3
OPTO-KEY+
1R3
OPTO-KEY-
1R3
TX-ENABLE
1R4
6B1
+9V-EX
+9V-EX
+5V
6B7
7A6
SCKP
8R4
E-P
8R4
SDAP
8R4
+9V-EX
+9V-EX +4V1
+4V1
+4V1
+4V1
+9V-EX
+9V-EX
+4V1
+4V1
+4V1
+5VFILT
+5VFILT
+9V-EX
+9V-EX +9V-EX+9V-EX
LED
8R4
+9V-EX
+9V-EX
3R9
+9V-EX
LINE-I-P-1
1R1
LINE-I-P-2
1R2
GND
1R0
1R0
3R8
4G4
5A3
6B0
7A4
8A0
9C5
TX-RELAY-DRV
8Q6
TX-REG-FILT
3R8
+4V1
AUDIO-1
+4V1
+4V1
DUAL_POINT_IND
7R2
SDAP
2G0
E-P
2G0
SCKP
2G0
SCKP
2B7
SDAP
2B7
E-P
2B7
FLEX_R
2M0
+9V-EX
FLEX_R
2E0
LINE-I-P-3
1R2
LINE-I-P-4
1R2
CARRIER SWITCH
MIC/PRESSEL
LINE_SENSITIVITY
COMPRESSON-LEVEL
OPTO-KEY-S/L
OPTO-KEY+S/L
LINE-I-P-3-S/L
LINE-I-P-2-S/L
6B0
+4V1-TESTPOINT
LINE-LIMITER:OPTIONAL
%D205 %D210
AUTOMATIC LEVEL CONTROL(COMPRESSON)
DIGITAL-POTENTIOMETER
Tx-on
+9V
0V6
OPTO-KEY
PRE-EMPHASIS
4V1
4V1 4V1
LIMITER-1
7V2pp IN
LIMITING
LIMITER-2
BUFFER
4V1
4V1
REFERENCE
MOD-EPOT
REFERENCE-MODULATION-INTEGRATOR
VCO-MOD
1KHZ IN
LIMITING
ATTENUATOR
MICROPHONE PREAMPLIFIER
0V6
3V6
3V6
4V1 3V5
2V7 DEVIATION EPOT
LOW PASS FILTER
ALC PULSES
SUMMING
AMPLIFIER
4V1
4V1
1KHz IN
LIMITING
0.2Vpp
WITH ALC
4V1
MICRO MATCH TO PAGING BRD CON
SCKP
SDAP
E-P
IPN 220-01447-04
M820-00 T827 PCB Information C6.3.19
Copyright TEL 01/04/00
Sheet 3 - T827 Exciter
220-01447-04
0
1
2
3
4
5
6
7
8
9
0
1
2
3
4
5
6
7
8
9
ABCDEFGHJ KLMNPQR
REV/ISS AMENDMENTS DATEAPVDD.O.CHKDDRAWN
NO.SHEETS:FILE NAME:
TAIT ELECTRONICS
IPN:
FILE DATE:
ISSUE: ID:.
2.SC.
PROJECT: DESIGNER:
3
10
T827
EXCITER
1447_04a
220-01447-04
3-Feb-00
A
T827 BENC
C302
1N0
C306
1N0
C307
1N0
R310
22
R309
1K0
R308
2K2
R307
10K
R313
10K
R312
680
R305
1K5
R306
150E
R304
22K
R302
10K
R300
22K
R301
2K7
R303
100K
C303
1N0
C300
1N0
C320
1N0
R321
1K5
R323
560
C321
1N0
C323
1N0
C322
1N0
R350
1K5
R320
10K
R365
47K
C365
1N0
C366
1N0
R368
10K
R371
47K
R372
15K
C368
22N
R373
100K 1%
C381
1N0
R380
1K0
R374
4K7
R381
15K
R383
15K
R382
1K0
C369
1N0
C350
1N0
TP381
R322
47
C301
10N
+
-
IC300
358D
5
6
7
D321
BAT18
D322
BAT18
D320
BAT18
L320
820NH
L321
820NH
IC300
358D
V-
4
V+
8
C390
10N
%R366
1K0
R367
100E
C367
10N
R369
100K
SL360
C370
100N
R311
680
C380
1N0
TANT
C391
10U
R390
22
Q300
BC848
Q301
BC848
Q365
BC807
Q366
BC807
Q367
BC857
Q368
BC807
Q381
BC848
Q380
BC848
C305
100P
C304
100P
TP380
R325
27
C327
47N
C324
1N0
C328
1N0
C329
1N0
L323
6T/4.5
C325
1N0
L324
5.0T/4.0
Q320
951
R326
330
R327
1K0
R330
150E
R329
150E
C386
1N0
%L382
820NH
C383
1N0
C385
1N0
C382
1N0
C384
1N0
L381
M21A
L380
M21A
R384
68
R385
68
C351
1N0
R328
1K0
R391
100E
C393
100N
TANT
C394
4U7
C392
1N0
L390
M21A
IC310
LP2951
V OUT
1
SD
3
SENSE 2
GND
4
ERROR 5
VTAP 6
FB
7
V IN
8
C395
100N
R392
100K
R394
6K8 1%
R393
1K5 1%
TANT
C396
4U7
C397
100N
R395
2K7 1%
CW RV300
2K
1
3
2
R351
47K
C352
1N0
Q350
BC807
C354
1N0
Q351
BC807
R354
3R3
C355
1N0
R355
18K 1%
D351
BAV99
2
3 D351
BAV99
31
R356
3K3 1%
R353
15K
G
D
S
Q321
MRF9382
TANT
C353
1U0
C356
1N0
R357
2K2
R358
1K0
C357
1N0
R333
27
L325
5.0T/3.0
C335
10P
L328
1U2H
R335
30E
C336
1N0
C338
100N
C337
22P
L329
5.0T/4.0
C340
56P
C341
1N0
R337
1K5
R339
1K5
C342
1N0
R338
3E3
R352
15K
L327
4S2-3T
Q302
BD242FP
C332
1N0
C330
100P
L322
820NH
R324
22
TANT
C339
4U7
R331
150K
R332
150K
C331
47P
C333
1N0
L326
820NH
R334
47
C334
10N
R336
30E
TP382
+
-
IC300
358D
3
2
1
TP310
TP320
TP340
C326
1N0
C343
1N0
C344
1N0
R359
100K
R319
10E
+9V-EX
+13V8-FILT
+9V-EX
+13V8-FILT
LOCK-DETECT
7R5
VCO-O-P
5F2
+9V-EX
2A0
TX-REG
5A0
5Q0
6E8
+9V-EX
+9V-EX
GND
1R0
1R0
2R3
4G4
5A3
6B0
7A4
8A0
9C5
TX-REG-FILT
+13V8-FILT
+9V-EX
FILTER
9C6
+9V-EX
+13V8-FILT
4G6
+13V8-FILT
TX-REG-FILT
TX-REG-FILT
2R7
TX-REG-FILT
I/P ATTENUATOR
RF PIN SWITCH
CYCLIC KEYING
POWER CONTROL
FAST-KEY-OPTIONS/A
(VIA COAX)
+9V
0V
Tx-on Tx-off
+9V
+5V
Tx-on
Tx-off
Tx-on
Tx-off0V
+9V
Tx-on
Tx-off
0V
+10V6
1V5 6V7
Tx-on Tx-on
TX-REG OR
LOCK-DETECT
TEST POINT
TO HARMONIC FILTER
Tx-off
Tx-off
Tx-off
Tx-off
PIN-SWITCH-A
PIN-SWITCH-B
EXCITER-CONTROL-VOLTAGE
IPN 220-01447-04
C6.3.20 T827 PCB Information M820-00
01/04/00 Copyright TEL
Sheet 4 - T827 13.8V Supply Filter (PA Cavity)
220-01447-04
0
1
2
3
4
5
6
7
8
9
0
1
2
3
4
5
6
7
8
9
ABCDEFGHJ K
REV/ISS AMENDMENTS DATEAPVDD.O.CHKDDRAWN
NO.SHEETS:FILE NAME:
TAIT ELECTRONICS
IPN:
FILE DATE:
ISSUE: ID:.
2.SC.
PROJECT: DESIGNER:
4
10
T827
1447_04a
220-01447-04
3-Feb-00
A
T827 BENC
C401
100N
C402
100N
L400
4S2-3T
C400
1N0
C403
1N0
GND
1R0
1R0
2R3
3R8
5A3
6B0
7A4
8A0
9C5
+13V8-FILT +13V8
+13V8
1R1
1R1
6C7
+13V8-FILT
3R9
+13V8-FILT +13V8
IPN 220-01447-04
M820-00 T827 PCB Information C6.3.21
Copyright TEL 01/04/00
Sheet 5 - T827 VCO Section
220-01447-04
0
1
2
3
4
5
6
7
8
9
0
1
2
3
4
5
6
7
8
9
ABCDEFGHJ KLMNPQR
REV/ISS AMENDMENTS DATEAPVDD.O.CHKDDRAWN
NO.SHEETS:FILE NAME:
TAIT ELECTRONICS
IPN:
FILE DATE:
ISSUE: ID:.
2.SC.
PROJECT: DESIGNER:
5
10
T827
VCO-SUB-ASSY
1447_04a
220-01447-04
3-Feb-00
A
T827 BENC
SK505
1 WAY SOCKET
SK503
1 WAY SOCKET
SK502
1 WAY SOCKET
SK501
1 WAY SOCKET
SK513
1 WAY SOCKET
SK522
1 WAY SOCKET
SK504
1 WAY SOCKET
SK531
1 WAY SOCKET
CV-OUT
SK534
1 WAY SOCKET
SK533
1 WAY SOCKET
SK532
1 WAY SOCKET
SK535
1 WAY SOCKET
VCO SUPPLY
R520
120K
C510
22N
R525
47K
R535
10K
R530
22K
SL501
R540
2K2
R545
4K7
%R550
4K7
R555
4K7
R560
470
C513
1N0
C535
100N
C503
2N2
R505
27K
R504
330
R515
56E
R510
1K5
C505
47N
Q520
BC807
Q530
BC807
Q510
BC807
Q540
BC807
Q550
BC848
R518
18
R519
330
R517
330
R514
18
C517
1N0
C516
1N0
C545
1N0
C546
1N0
TANT
C550
22U
%R553
10K
L535
M21A
C537
1N0
C536
1N0
L510
M21A
R537
68
C515
1N0
C520
1N0
C542
1N0
R565
68
GND
1R0
1R0
2R3
3R8
4G4
6B0
7A4
8A0
9C5
VCO-O-P
3A4
DIV-BUFFER
7R0
VCO-MOD
2R2
CNTRL-VOLT
7R3
+9V-FILT
TX-REG
3R3
6E8
+9V-FILT
6D7
+9V-FILT
TX_REG
3R3
6E8
TX-REG
TX-REG
1
2
3
4
5
1
2
3
4
5
FAST-KEY-OPTION/B
+9V Tx-on
8V4
Tx-off
+8V Tx-on
Tx-off
IPN 220-01447-04
C6.3.22 T827 PCB Information M820-00
01/04/00 Copyright TEL
Sheet 6 - T827 Regulators
220-01447-04
0
1
2
3
4
5
6
7
8
9
0
1
2
3
4
5
6
7
8
9
ABCDEFGHJ KLMNPQR
REV/ISS AMENDMENTS DATEAPVDD.O.CHKDDRAWN
NO.SHEETS:FILE NAME:
TAIT ELECTRONICS
IPN:
FILE DATE:
ISSUE: ID:.
2.SC.
PROJECT: DESIGNER:
6
10
T827
1447_04a
220-01447-04
3-Feb-00
A
T827 BENC
C690
100N
TANT
C693
10U
C630
100N
TANT
C634
10U
C631A
100N
C655
1N0
C640
1N0
C625
470U
C626
4N7
C628
1N0
C673
4N7
TANT
C684
10U
C638
120P
C623
120P
C687
120P
C660
100N
C681
100N
C636
100N
R681
100E
R689
10E
R637
22
R649
4K7
R625
1K0
R629
270
R621
1
R619
1
R633
6K8
R653
10K
R657
10K
R665
100K
R673
100K
R693
100K
R685
15K
R696
56K
R661
10K
R641
1K5
R645
470
T610
680uH
2
36
14
IC640
358D
V-
4
V+
8
+
-
IC640
358D
5
6
7
+
-
IC640
358D
3
2
1
R613
560E
C605
120P
R609
1K0
BAV70
D630
23
BAV70
D620
1
3
BAV70
D620
2
3
R669
47K
R677
47K
BAV70
D630
13
BAV70
D640 13
BAV70
D640 23
C610A
10N
C611B
10N
R617
0
Q610
BC807
Q620
BD242FP
TP604
Q660
BC817
Q670
BC857
D610
BAV99
23 D610
BAV99
31
D635
BAT165
R615
100E
IC650
LOW PWR MON
PBRST 1
TD 2
TOL 3
GND 4
+V
8
ST
7
RST
6
RST
5
TP601
TP602
TP607
TP603
R640
10E
D645
33V
R656
0
R655
0
TANT
C610B
100U
TANT
C611A
100U
VIN
N/C
VOUT
N/C
GROUND
IC610
78L05
8
4
2367
1
5
TANT
C665
10U
Q630
BSR30
R638
22
TANT
C670
3U3
TANT
C677
1U0
C600
1N0
C601
1N0
L600
M21A
C615
1N0
C616
1N0
L615
M21A
VREG
IC630
LM317MDT
VIN
3
ADJ
1
VOUT
2
+13V8
+5V
+9V
+9V-FILT
GND
1R0
1R0
2R3
3R8
4G4
5A3
7A4
8A0
9C5
+13V8
1R1
1R1
4G5
+9V
7A5
8A1
TX-REG
3R3
5A0
5Q0
TX-CONT
8A3
TX-KEY
1R5
TX-ENABLE
1R4
2A3
+9V
+5V
2A6
7A6
+20V
7A4
+5V
+9V
+20V
+13V8
+5V +9V +13V8 +20V
TX-ENB
8A8
+5VDIG
+9V +5VDIG
+5VDIG
8A9
+5VDIG
DGND
8A1
RESET
8A8
WATCHDOG
8R5
NOT-RESET
7A2
8R3
8R3
PBRST
7A5
7A6
8A2
+9V
+9V-FILT
5A1
+9V-FILT
+20V SUPPLY
+5V REGULATOR
+9V REGULATOR
+20V TESTPOINT
+5V TESTPOINT
+5VDIG SUPPLY
DGND CONNECTS GND
THROUGH R617
DS1232
+13V8 TESTPOINT
+5VDIG
TESTPOINT
+9V-TESTPOINT
+5V
+1V3
Tx-offTx-off
5V
24vpp
240KHz
+9V
0V(Tx)
+9V-Tx on
0V
Tx-on
IPN 220-01447-04
M820-00 T827 PCB Information C6.3.23
Copyright TEL 01/04/00
Sheet 7 - T827 Synthesiser
220-01447-04
0
1
2
3
4
5
6
7
8
9
0
1
2
3
4
5
6
7
8
9
ABCDEFGHJ KLMNPQR
REV/ISS AMENDMENTS DATEAPVDD.O.CHKDDRAWN
NO.SHEETS:FILE NAME:
TAIT ELECTRONICS
IPN:
FILE DATE:
ISSUE: ID:.
2.SC.
PROJECT: DESIGNER:
7
10
T827
SYNTHESISER
1447_04a
220-01447-04
3-Feb-00
A
T827 BENC
1V4
IC740
145191
REF IN 20
REF OUT 1
LD 2
OR 3
OV 4
RX 8
TEST1 9
FIN 10
GND
7
VPD
5
VCC
12
VDD
14
PDOUT
6
DATA
19
CLK
18
ENABLE
17
OUT A
16
OUT B
15
TEST2
13
FIN
11
R780
10E
R785
100E
R786
1K0
C781
1N0
C783
1N0
R787
56E
C784
100P
C782
1N0
R701
22
12.8M
=IC700
GND OUT
VCC FM
R703
1M
R702
1M
C700
100N
C709
100N
C710
10N
R714
10E
C703
1N0
IC710
74HC04
V-
7
V+
14
IC710
74HC04
12
IC710
74HC04
98
IC730
74HC4520
EN
2
CLKA
1
GND
8
Q0
3
Q1
4
Q2
5
Q3
6
RST
7VDD
16
IC730
74HC4520
EN
10
CLKB
9
Q0
11
Q1
12
Q2
13
Q3
14
RST
15
R711
100E
C722
100N
R713
0
TANT
C708
4U7
R717
2K7
R718
15K
C727
220P
R721
10K
R722
10K
R723
2K7
C729
220P
R728
10K
IC750
33078D
V-
4
V+
8
+
-
IC750
33078D
5
6
7
C776
22N
%C713
10N
%R715
1K0
C741B
10N
R744
22
C740B
10N
R742
150E
R746
22
R747
22
C742B
10N
C742A
100N
TANT
C741A
4U7
R767
680
R754
1K0
R753
1M
R752
22
C757
10N
R750
22
R757
12K
R756
12K
C759
10N
TP710
C764
10N
TANT
C765
4U7
R766
1K0
R765
680
R760
180
R759
330
C761
10N
TANT
C762
22U
C767
1N0
R769
180
R762
100E
R771
8K2
R763
100E
TANT
C770
22U
TANT
C772
22U
C769
1N0
R774
8K2
R772
22K
R775
2K7
R783
220E
C780
100N
C743
47P
C736
47P
C735
47P
R748
47K
R719
15K
C726
10N
R727
10K
%R726
100E
%C733
470P
R781
10E
C786
1N0
C745
120P
#C707
1U0
R749
47K
TANT
C724
22U
=R705
47
=SK710
SIDE ENTRY COAX SKT
IC710
74HC04
13 12
IC720
74HCU04T
V-
7
V+
14
IC710
74HC04
56
IC720
74HCU04T
98
IC720
74HCU04T
56
IC720
74HCU04T
34
IC720
74HCU04T
12
+
-
IC750
33078D
3
2
1
R743
150E
C740A
1N0
IC710
74HC04
1110
R710
100E
IC710
74HC04
34
IC720
74HCU04T
13 12
IC720
74HCU04T
11 10
C720
100N
Q710
BC848
Q720
BC857
Q730
BC848
Q740
BC857
Q750
BC807
Q770
BC857
Q760
BC848
Q780
BC848
Q785
BC857
Q775
BC857
D
S
GQ790
BFR31
Q795
MMBR571
D710
BAV99
23 D720
BAV99
23
D710
BAV99
31
D720
BAV99
31
D730
BAT165
D740
BAT165
C712
47P
TANT
C725
22U
R720
39K
R725
39K
R758
1K2
R777
2K2
TP715
C706
47P
R782
68
R784
3K3
L780
330NH
R712
10E
TANT
C719
4U7
R706
10E
C711
100N
R705
10K
R708
1M
TANT
C714
4U7
R736
470
R735
470
R734
470
TANT
C750
10U
C785
1N0
C778
1U
+9V
+5V +5V
+5V
+5V
+5V
+9V
+5V
GND
1R0
1R0
2R3
3R8
4G4
5A3
6B0
8A0
9C5
MCU-CLOCK
6B5
8A2
SDA
8R4
SCK
6B4
8R3
8R3
SYNTH
8R4
REF-MOD
2R1
+5V
2A6
6B7
+9V
6C7
8A1
+20V
6C7
+5V
+9V
+20V
+20V
LOCK-DETECT
3R2
DIV-BUFFER
5J5
CNTRL-VOLT
5A7
DUAL_POINT_IND
2E0
PBRST
6B5
8A2
SPARE GATES
IC720
LOCK-DETECT TESTPOINT
LOCKED-LOW
EXTERNAL
REFERENCE
OPTION
6B6
6B0
2A7
6B4
8R3
12.8MHz TESTPOINT
LOOP-FILTER
DIVIDER
BUFFER
CHARGE-PUMP
PHASE-MODULATOR
6V6
12.8MHz
200KHz
200KHz
+5V TO +15V LOCKED
50ns WHEN
+5V
0V LOCKED
50ns WHEN
+5V
0V LOCKED
BAT165
BAT165
LOCK-DETECT
IPN 220-01447-04
C6.3.24 T827 PCB Information M820-00
01/04/00 Copyright TEL
Sheet 8 - T827 Microcontroller
220-01447-04
0
1
2
3
4
5
6
7
8
9
0
1
2
3
4
5
6
7
8
9
ABCDEFGHJ KLMNPQR
REV/ISS AMENDMENTS DATEAPVDD.O.CHKDDRAWN
NO.SHEETS:FILE NAME:
TAIT ELECTRONICS
IPN:
FILE DATE:
ISSUE: ID:.
2.SC.
PROJECT: DESIGNER:
8
10
T827
MICROPROCESSOR
1447_04a
220-01447-04
3-Feb-00
A
T827 BENC
R821
47K
R811
4K7
R810
4K7
R824 2K2
R825 2K2
R826 2K2
R827 2K2
R828 2K2
R840 2K2
R841 2K2
R842 2K2
R813
4K7
R812
4K7
R879
10K
R877
4K7
IC830
LM324D
V-
11
V+
4
+
-
IC830
LM324D
5
6
7
+
-
IC830
LM324D
12
13
14
+
-
IC830
LM324D
3
2
1
R871
47K
R875
47K
R873
33K
R859
150K
R861
150K
R863
150K
R865
100K
R867
100K
+
-
IC830
LM324D
10
9
8
C823
22N
C824
47N
C826
220P
C828
10N
CW RV805
20K
1
3
2
SK810
80C51
P1.7
9
P1.6
8
P1.5
7
P1.4
6
P1.3
5
P1.2
4
P1.1
3
P1.0
2
P3.7/RD
19
P3.6/WR
18
P3.5/T1
17
P3.4/T0
16
P3.3/INT1
15
P3.2/INT0
14
P3.1/TXD
13
P3.0/RXD
11
VSS
22
XTL1
21
XTL2
20
RST
10 VCC
44
P0.7 36
P0.6 37
P0.5 38
P0.4 39
P0.3 40
P0.2 41
P0.1 42
P0.0 43
EA 35
ALE 33
PSEN 32
P2.7 31
P2.6 30
P2.5 29
P2.4 28
P2.3 27
P2.2 26
P2.1 25
P2.0 24
R822
47K
C844
10N
C813
1N0
IC820
24C16
A0
1
A1
2
A2
3
GND
4
+V
8
SCL 6
SDA 5
WP 7
C827
33P
R847 470
R845 470
R854
4K7
R853
4K7
R849 470
R809
4K7
R855
4K7
R843 2K2
SL810
P805
AUX_OUT
I/OPAD
C830
47N
R850 470
R808
10E
P810
SERIAL-COM-1 I/OPAD
R837 2K2
R836 2K2
R835 2K2
R833 2K2
R832 2K2
R831 2K2
R830 2K2
R829 2K2
SK805
2X8 WAY TOP ENTRY SMD SKT
CH-SLCT-0
1
SK805
2X8 WAY TOP ENTRY SMD SKT
TX-RELAY-DRV
2
SK805
2X8 WAY TOP ENTRY SMD SKT
CH-SLCT-1
3
SK805
2X8 WAY TOP ENTRY SMD SKT
CTCSS-DISABLE
4
SK805
2X8 WAY TOP ENTRY SMD SKT
CH-SLCT-2
5
SK805
2X8 WAY TOP ENTRY SMD SKT
CH-SLCT-7
6
SK805
2X8 WAY TOP ENTRY SMD SKT
CH-SLCT-3
7
SK805
2X8 WAY TOP ENTRY SMD SKT
SERIAL-COM-1
8
SK805
2X8 WAY TOP ENTRY SMD SKT
CH-SLCT-4
9
SK805
2X8 WAY TOP ENTRY SMD SKT
AUX-OUT-0
10
SK805
2X8 WAY TOP ENTRY SMD SKT
CH-SLCT-5
11
SK805
2X8 WAY TOP ENTRY SMD SKT
AUX-OUT-1
12
SK805
2X8 WAY TOP ENTRY SMD SKT
CH-SLCT-6
13
SK805
2X8 WAY TOP ENTRY SMD SKT
AUX-OUT-2
14
SK805
2X8 WAY TOP ENTRY SMD SKT
GND
15
SK805
2X8 WAY TOP ENTRY SMD SKT
+5V-DIG
16
P820 AUX-OUT-7
I/OPAD
P825 AUX-OUT-6
I/OPAD
P830 AUX-OUT-5
I/OPAD
P835 AUX-OUT-4
I/OPAD
R801
150K
R802
47K
R872
4K7
R874
4K7
R876
4K7
R848
4K7
C810
47N
Q810
BC848
Q860
BC848
Q820
BC817
Q830
BC857
TANT
C822
4U7
R815
47K
R816
150K
C812
100P
R818
4K7
R819
4K7
Q850
BC848
Q840
BC857
D810
BAT165
P840 AUX-OUT-3
I/OPAD
TANT
C838
100U
TANT
C841
100U
+9V
+9V
+5VDIG
+5VDIG
+5VDIG
MCU-CLOCK
6B5
7A5
7A6
SYNTH
7A2
SCK
6B4
7A2
E-P
2A7
CTCSSM
2R5
TX-CONT
6B8
TX-ENB
6B3
LED
2R7
SERIAL-COM
1R4
+9V
6C7
7A5
+9V
SDA
7A2
TX-RELAY-DRV
2R6
GND
1R0
1R0
2R3
3R8
4G4
5A3
6B0
7A4
9C5
+5VDIG
RESET
6B4
DGND
6B9
+5VDIG
6B7
+5VDIG
+5VDIG
NOT-RESET
6B4
7A2
WATCH-DOG
6B5
+5VDIG
+5VDIG
+9V
SDAP
2A7
SCKP
2A7
CHANNEL SELECT TO MICRO BUS
CTCSS LEVEL
ADJUST
MICRO-BYPASS
6B6
6B0
12.8MHz
+5V
0V CTCSSM FREQUENCY
+5V
0V CTCSSM FREQUENCY
+9V
0V CTCSSM FREQUENCY
5V
5V
0V
VARIABLE
MICROMATCH
PIN
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
D-RANGE2
PIN
1
2
3
4
5
6
7
11
NC
15
14
13
10
12
9
8
MICROMATCH TO D-RANGE2 CONNECTIONS
MCU-CLOCK
CTCSS_LSB
EPOTS
CTCSS_MSB
CTCSS_RX
TX_KEY_IN
LED_FLASH
WATCHDOG
SDA
SERIAL-COM-1
CTCSS_DISABLE
TX_KEY_OUT
TX_KEY_OUT
SCK.
SYNTH
CH-SLCT-0
CH-SLCT-1
CH-SLCT-2
CH-SLCT-3
CH-SLCT-4
CH-SLCT-5
CH-SLCT-6
CH-SLCT-7
CH-SLCT-2
CH-SLCT-3
CH-SLCT-4
CH-SLCT-5
CH-SLCT-6
CH-SLCT-7
CH-SLCT-1
CH-SLCT-0
IPN 220-01447-04
M820-00 T827 PCB Information C6.3.25
Copyright TEL 01/04/00
Sheet 9 - T827 Harmonic Filter
220-01447-04
0
1
2
3
4
5
6
7
8
9
0
1
2
3
4
5
6
7
8
9
ABCDEFGHJ K
REV/ISS AMENDMENTS DATEAPVDD.O.CHKDDRAWN
NO.SHEETS:FILE NAME:
TAIT ELECTRONICS
IPN:
FILE DATE:
ISSUE: ID:.
2.SC.
PROJECT: DESIGNER:
9
10
T827
HARMONIC-FILTER
1447_04a
220-01447-04
3-Feb-00
A
T827 BENC
C904
27P
C900
33P
C901
33P
C902
33P
C903
22P
C905
33P
C906
33P
C907
33P
L900
8.5T/3.5
L901
4.5T/5.5
L904
1.5T/5.5
L902
4.5T/5.5
L903
8.5T/3.5
FILTER
3R5
ANTENNA
GND
1R0
1R0
2R3
3R8
4G4
5A3
6B0
7A4
8A0
IPN 220-01447-04
C6.3.26 T827 PCB Information M820-00
01/04/00 Copyright TEL
IPN 220-01197-02
M820-00 T828 PCB Information D5.2.9
Copyright TEL 01/04/00
T828 PCB Layout - Bottom Side
220-01197-02
Break-off D-range PCB
IPN 220-01197-02
D5.2.10 T828 PCB Information M820-00
01/04/00 Copyright TEL
T828 PCB Layout - Top Side
220-01197-02
Break-off D-range PCB
IPN 220-01197-02
M820-00 T828 PCB Information D5.2.11
Copyright TEL 01/04/00
Sheet 1 - T828 RF Section
220-01197-02
IPN 220-01197-02
D5.2.12 T828 PCB Information M820-00
01/04/00 Copyright TEL
Sheet 2 - T828 Control Section
220-01197-02
IPN 220-01180-05
M820-00 T820 VCO PCB Information E2.9
Copyright TEL 01/04/00
T820 VCO
220-01180-05
0
1
2
3
4
5
6
7
8
9
0
1
2
3
4
5
6
7
8
9
ABCDEFGHJ KLM
REV/ISS AMENDMENTS DATEAPVDD.O.CHKDDRAWN
NO.SHEETS:FILE NAME:
TAIT ELECTRONICS
IPN:
FILE DATE:
ISSUE: ID:.
2.SC.
PROJECT: DESIGNER:
1
2
T820 VCO
820vc_5a
220-01180-05
23-Aug-99
A
T820 DAVE ELDER
1A UPDATE TO UNICAD, NEW TRIMMER R.MOFFAT 17/02/96
2A UPDATE FOR TRONSER TRIMMER D.ELDER DEC-97
4A NEW TRIMMERS D.ELDER 11/3/99
5A CHANGE Q5 TO BLT50 D.ELDER A.M. R.M. G.M. 23/8/99
&C2
56P
&C26
27P
&C3
10P
&C4
18P
&L9
#1005
C1
1N0
C11
1N0
C12
1N0
C13
39P
C14
82P
C15
1N0
C16
1N0
C17
47N
C18
1N0
C19
1N0
C20
1N0
C21
56P
C22
27P
C23
1N0
TANT
C24
10U
C25
22P
C5
1N0
C6
1N0
C10
1P0
C8
1N0
C9
1N0
D1
BB439
A
K
D2
BB439
A
K
D3
BB439
A
K
D4
BB439
A
KD5
BB439
A
KD6
BB439
A
K
L1
3U3H
L2
3U3H
L3
3U3H
L4
3U3H
L5
100NH
L6
33NH
L7
100NH
L8
100NH
Q2
MMBR571
Q3
MMBR571
Q5
BLT50
R1
22
R10
10
R11
56E
R12
180
R13
27
R14
180
R15
6K8
R16
1K0
R17
1K0
R18
10
R19
10
R2
56E
R20
330
R21
56E
R22
470
R23
56E
R3
560
R4
2K7
R5
1K0
R6
1K0
R7
22
R8
22
R9
180
D
S
GQ1
MMBFJ310
Q4
BCW70
&VC1-TX
8-40PF
&VC1-RX
1-30PF
PL-1
+9V 5
PL-1
CV-IN 1
PL-1
GND 3
PL-1
GND 2
PL-1
GND 4
PL-2 GND
3
PL-2 GND
4
PL-2 GND
2
PL-2 GND
1
PL-2 RF-OUT
5
+9V/VCO
+9V/VCO
PL-3
DIVIDER-BUFFER
1
PL-4
+9V
1
+9V/VCO
VCO
&VC1-RX fitted for Receivers Only
&VC1-TX fitted for Transmitters and Exciters Only
IPN 220-01180-05
E2.10 T820 VCO PCB Information M820-00
01/04/00 Copyright TEL