UBS Axcera 425A 500-watt solid state television transmitter User Manual 1265 3303 3
UBS-Axcera 500-watt solid state television transmitter 1265 3303 3
Contents
Appendix B drawing
A
A
B
B
C
C
D
D
E
E
F
F
G
G
H
H
I
I
J
J
K
K
L
L
M
M
N
N
O
O
P
P
Q
Q
1 1
2 2
3 3
4 4
5 5
6 6
7 7
8 8
9 9
10 10
11 11
+
NOMINAL LEVEL:
0dBM IN HIGH GAIN
+10dBM IN LOW GAIN
BALANCED AUDIO INPUT
LO
HI
BAL.
AUDIO
GAIN
COMP.
AUDIO
GAIN
.8Vpp @ +-25KHz
DEVIATION
(NOMINAL)
1/4W
DEVIATION
O/P
SUBCARRIER
AUDIO GAIN
1/4W
1/4W
SUBCARRIER
Vdd
Vss
Fin
MODULUS CTRL
OSC IN
A5 A0
N9 N0
OSC
OUT
RA2
RA1
RA0
R
V
LOCK
DET
50KHz
REF.
INPUT
UNLOCK
IND
UNLOCK
OUTPUT
TO BOARD
TO BOARD
-12V
GND
+12V
KEY
N.C.
NOTES:
1) ALL RESISTORS 1/8W, 5% EXCEPT AS NOTED.
2) ALL CAPACITORS ARE uF UNLESS NOTED OTHERWISE.
3) ALL INDUCTORS ARE uH UNLESS NOTED OTHERWISE.
4) CR18-CR21 ARE 1.5KE12CACT-ND.
PJK 10/11/95
D1 OF 1
1265-3303
3
SCHEMATIC - AURAL IF
SYNTHESIZER BD. 4.5MHz
(1265-1303)
---
BAL.
I/P
GAIN
+5V
4.5 MHZ
OUTPUTS
HA50231B
_
13/20/968012
----
----
LRT
LRT
2/26/96
2/26/96
CORRECTED TEXT ON
U8 AND U6A. MOVED
TEXT SO IT CAN BE
READABLE WHEN
REDUCED. (TMY)
28023 4/11/96
LRT
J4 CENTER PIN WAS
CONNECTED TO GND.
(PJK)
BAL
TERM
COMPOSITE
IN
COMPOSITE
IN
SUBCARRIER
TERM
COMP
TERMEN
DIS
FREQ
RESP
PEREEMP
AUDIO
VCO
TUNE
AFC
VOLTAGE
4.5 MHZ
FILTER
LRT
39087 9/9/97
R2 AND R3 WERE
15906035, 20K OHM.
(PJK)
LRT
ITS CORPORATION
REV ECN DATE APV
TITLE
THIS PRINT IS THE
PROPERTY OF ITS CORP
IT SHALL NOT BE COPIED
WITHOUT PERMISSION
MATERIAL
FINISH
DWN
CHK
REL
SCALE SHEET
REV
REV ECN DATE APV
DWG. NO.
-12V
-12V
-12V
-12V
-12V
-12V
-12V
-12V
-12V
-12V
-12V
-12V
-12V
-12V
-12V
-12V
-12V
-12V
-12V
-12V
-12V -12V
+12V
+12V
+12V
+12V
+12V
+12V
+12V
+12V
+12V
+12V
+12V
+12V
+12V
+12V
+12V
+12V
+12V
+12V
+12V
+12V
+12V
+12V
+12V
+12V
J7
1
2
3
J2
1
2
3
R64
47K
R12
150K
J15
1
2
W1
C37
100pF
CR14
MV1404
R6
9.53K,1%
1/2W
CR16
MV1404
C15
100pF
R8
9.53K,1%
1/2W
C47
.1
+
-
U3C
10
98
11
4
R66
1.2K
R3
1.2K
R42
300
C7
100pF
C61
.01
R70
47K
+
-
U7B
5
67
8
4
C43
.47
CR11
1N914
R79
100
C56
160pF
R4
1K
C49
.01
R13
5K
CW
3
2
1
C42
.01
R9
9.53K,1%
1/2W
R74
300
C50
1.5pF
C33
.1
R14
4.7K
R60
75
CR21
J3BNC
C51
100pF
J13
BNC
C36
.47
C55
160pF
R20
4.7K
R5
1K
C8
100pF
C11
1600pF
C16
.1
U5
MC145152P2
PLL CHIP
3
2
1
9
27
20 19 18 17 16 15 14 13 12 11 10 25 24 22 21 23
28
8
7
45626
J9
1
2
3
R72
150
R50
75
+
C4
47
20V
C32
.1
R65
15K
R69
2.2K
CR12
1N914
+
C2
47
20V
+
C5
47
20V
R27
4.7K
+
C6
47
20V
+
-
U1A
3
21
11
4
U10
MC1648P
12
10
4 9 114
3
7 8 5
+
C12
47
20V
CR10
1N914
C21
.1
+
C13
47
20V
C57
.1
R86
300
+
-
U1C
10
98
11
4
C44
.1
C64
15-60pF
R43
47K
DS1
GREEN
R68
1K
C53
.47
R59
75
R28
220
R26
9.53K,1%
1/2W
J11
1
2
3
R21
75
R23
47K
R80
47K
R19
20K
R10
47K
W3
CR7
1N914
R7
9.53K,1%
1/2W
C28
.01
U9
MC78L05ACP
3
2
1I
GND
O
R29
4.7K
R78
1M
Q2
2N3906
1
3
2
B
C
E
L7
10
+
-
U2A
TLO74CND
3
21
11
4
R81
1K
R15
9.53K,1%
1/2W
J12
1
2
3
CR17
MV1642
W4
C3
.01
R25
9.53K,1%
1/2W
R82
2.2K
CR4
1N914
R46
6.8K
R44
4.7K
C35
.47
C45
.01
C30
.47
CR2
1N914
C26
.01
DS2
RED
R16
9.53K,1%
1/2W
R75
10M
R40
330
+
-
U6B
5
67
8
4
L1
.47
TP2
R38
1K
+
-
U2D
12
13 14
11
4
C27
.01
C38
.01
CR3
1N914
+
-
U1B
TLO74CND
5
67
11
4
R32
1M
C59
4.7pF
+
-
U3A
TLO74CND
3
21
11
4
R33
1M
R83
510
C63
.1
R45
2.2K
R77
100K
C54
.1
J8
1
2
3
+
C52
10
35V
C9
.1
+
-
U2B
5
67
11
4
C10
.1
L3
.47
TP1
+
-
U6A
TL082CD
3
21
8
4
C29
.47
R2
1.2K
+
-
U7A
TL082CD
3
21
8
4
+
-
U2C
10
98
11
4
C67
100pF
R63
47
CR5
1N5711
CR19
R53
2.2K
R18
4.7K
C19
.1
R47
1K
C18
.1
CR9
1N914
C34
.47
R61
100
C17
.1
R34
4.7M
C58
.47
R84
100
J10
1
2
3
CR8
1N5711
J6
1
2
3
C60
.1
R11
4.7K
R55
220
+
-
U11A
3
21
8
4
C48
.47
U8
MC78L05ACP
3
2
1
IGNDO
+
C31
10
35V
Q3
2N3904
1
2
3
B
E
C
R35
4.7M
CR20
C24
.1
C66
.001
R76
20K
J4
BNC
R36
470K
+
C46
10
35V
R56
2.2K
CR18
L4
100
C1
.01
L6
100
R49
47K
R57
300
R85
100
+
-
U11B
5
67
8
4
R52
100
CR6
1N914
C62
.01
+
-
U3D
12
13 14
11
4
R37
470K
C14
.001
C41
.1
C39
.01
J5
1
2
+
-
U1D
12
13 14
11
4
R24
5K
CW
3
2
1
CR13
MV1404
J14
1
2
W5
R73
75
R58
150
W2
+
-
U3B
5
67
11
4
CR15
MV1404
R22
1K
R1
510
R41
4.7K
R51
100K
Q1
2N3904
1
2
3
B
E
C
R39
4.7K
R17
5K
CW
3
2
1
L2
.47
C65
100pF
R62
1K
R71
150
CR1
1N914
L5
10
R67
1K
J1
1
2
3
4
5
R48
68K