Yaesu Musen 20581X50 HF/50 MHz Transceiver User Manual FTDX1200 Operating Manual

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Document ID	1935405
Application ID	NFBwI8E8brPmJ6ieZezQ7w==
Document Description	Users Manual 4
Short Term Confidential	No
Permanent Confidential	No
Supercede	No
Document Type	User Manual
Display Format	Adobe Acrobat PDF - pdf
Filesize	185.26kB (2315691 bits)
Date Submitted	2013-04-09 00:00:00
Date Available	2013-05-13 00:00:00
Creation Date	2017-10-27 22:06:46
Producing Software	GPL Ghostscript 9.18
Document Lastmod	2017-10-27 22:06:46
Document Title	FTDX1200 Operating Manual
Document Creator	Adobe InDesign CS6 (Windows)
Document Author:	YAESU MUSEN CO., LTD.

CONVENIENCE FEATURES
RECEIVER OPERATION (FRONT END BLOCK DIAGRAM)
The FTDX1200 includes a wide range of special features to suppress the many types of interference that may be encounWHUHGRQWKH+)EDQGV+RZHYHUUHDOZRUOGLQWHUIHUHQFHFRQGLWLRQVDUHFRQVWDQWO\FKDQJLQJVRRSWLPXPVHWWLQJRIWKH
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point for your own experimentation.
The FTDX1200 LQWHUIHUHQFH¿JKWLQJ FLUFXLWU\ EHJLQV LQ LWV ³5)´ VWDJHV DQG FRQWLQXHV WKURXJKRXW WKH HQWLUH UHFHLYHU
section. FTDX1200DOORZVFRQÂżJXUDWLRQRIWKHIHDWXUHVGHVFULEHGEHORZ
R. FLT (
IF NOTCH
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first mixer. These filters are automatically selected to
provide narrow-band selectivity to protect the following
,)DQG'63VWDJHV7KHDXWRPDWLFDOO\VHOHFWHGÂżOWHUPD\
EHPDQXDOO\FKDQJHGE\WKHRSHUDWRULIGHVLUHGIRUVSHcial operating circumstances.
7KH,)1RWFKÂżOWHULVDKLJK4QRWFKÂżOWHUWKDWFDQHOLPLQDWHRUVLJQLÂżFDQWO\UHGXFHDQLQWHUIHULQJFDUULHU
DNF (
When multiple interfering carriers are encountered durLQJ UHFHSWLRQ WKH 'LJLWDO 1RWFK )LOWHU FDQ VLJQLÂżFDQWO\
reduce the level of these signals.
DNR (Digital Noise Reduction)
CONTOUR Filter
7KH '63 &RQWRXU ILOWHU KDV WKH XQLTXH DELOLW\ WR SURvide either a null or a peak in tunable segments of the
receiver passband. You may suppress interference and
H[FHVVLYHIUHTXHQF\FRPSRQHQWVRQDQLQFRPLQJVLJQDO
RU\RXPD\SHDNWKRVHWXQDEOHIUHTXHQF\VHJPHQWV7KH
OHYHORIWKHQXOORUSHDNDQGWKHEDQGZLGWKRYHUZKLFK
LWLVDSSOLHGDUHDGMXVWDEOHYLDWKH0HQX
IF SHIFT
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be moved up or down by adjusting this control.
7KH '63ÂśV 'LJLWDO 1RLVH 5HGXFWLRQ '15  IHDWXUHXWLOL]HV  GLIIHUHQW PDWKHPDWLFDO DOJRULWKPV WR DQDO\]H
DQGVXSSUHVVGLIIHUHQWQRLVHSURÂżOHVHQFRXQWHUHGRQWKH
+) 0+] EDQGV &KRRVH WKH VHOHFWLRQ WKDW SURYLGHV
WKHEHVWQRLVHVXSSUHVVLRQDQGDOORZVWKHVLJQDOWRULVH
up out of the noise.
AGC
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IF WIDTH
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this control.
3rd IF
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3rd
FRONT END BLOCK DIAGRAM
Page 44
FT DX 1200 OPERATING MANUAL
INTERFERENCE REJECTION
ATT
:KHQH[WUHPHO\VWURQJORFDOVLJQDOVRUKLJKQRLVHGHJUDGHVUHFHSWLRQ\RXFDQXVHWKH [ATT]EXWWRQWRLQVHUWRU
G%RI5)DWWHQXDWLRQLQIURQWRIWKH5)DPSOLÂżHU
[ATT] Button
 3UHVV WKH [ATT] button several times to set the deVLUHGDWWHQXDWLRQOHYHOSHUWKHFKDUWEHORZ
OFF $WWHQXDWRULV2II
-6dB 7KHLQFRPLQJVLJQDOSRZHULVUHGXFHGE\
G% 6LJQDOYROWDJHUHGXFHGE\
-12dB7KHLQFRPLQJVLJQDOSRZHULVUHGXFHGE\
G% 6LJQDOYROWDJHUHGXFHGWR 
-18dB7KHLQFRPLQJVLJQDOSRZHULVUHGXFHGE\
G% 6LJQDOYROWDJHUHGXFHGWR
The selected attenuation level will be indicated in the
$77 FROXPQ RI WKH %ORFN 'LDJUDP 'LVSOD\ RQ WKH
TFT display.
 7R UHVWRUH IXOO VLJQDO VWUHQJWK WKURXJK WKH$WWHQXDWRUFLUFXLWDUHDSUHVVWKH [ATT] button to restore the
$77GLVSOD\WRWKH³2))´SRVLWLRQ
ADVICE:
ˆ ,IEDFNJURXQGQRLVHFDXVHVDKLJK6PHWHULQGLFDWLRQRQFOHDUIUHTXHQFLHVSUHVVWKH [ATT] button until the S-meter
GURSVWRDERXW³6´7KLVVHWWLQJRSWLPL]HVWKHWUDGHRIIEHWZHHQVHQVLWLYLW\QRLVHDQGLQWHUIHUHQFHLPPXQLW\$OVR
RQFH\RXKDYHWXQHGLQDVWDWLRQ\RXZDQWWRZRUN\RXPD\ZDQWWRUHGXFHVHQVLWLYLW\IXUWKHU DGGPRUHDWWHQXDtion) by pressing the [ATT]EXWWRQWRDKLJKHUVHWWLQJ7KLVUHGXFHVWKHVWUHQJWKRIDOOVLJQDOV DQGQRLVH DQGFDQ
PDNHUHFHSWLRQPRUHFRPIRUWDEOHLPSRUWDQWHVSHFLDOO\GXULQJORQJ462V:KHQORRNLQJIRUZHDNVLJQDOVRQDTXLHW
EDQG\RXZLOOZDQWPD[LPXPVHQVLWLYLW\VRWKH,32VKRXOGEHGLVDEOHGDQGWKH[ATT]EXWWRQVKRXOGEHVHWWR³2))´
7KLVVLWXDWLRQLVW\SLFDOGXULQJTXLHWWLPHVRQIUHTXHQFLHVDERYH0+]DQGZKHQXVLQJDVPDOORUQHJDWLYHJDLQ
receiving antenna on other bands.
FT DX 1200 OPERATING MANUAL
Page 45
INTERFERENCE REJECTION
Îź-TUNE FILTER (REQUIRES THE OPTIONAL RF Îź TUNING KIT)
7KH5)—7XQLQJ.LWSURYLGHVXOWUDVKDUS5)VHOHFWLYLW\IRUWKHIURQWHQGRIWKHWUDQVFHLYHU9HU\KLJK4LVPDGHSRVVLEOHE\WKHQDUURZEDQGGHVLJQ7KUHH5)—7XQLQJ.LWVDUHDYDLODEOH7KHMTU-160FRYHUVWKH0+]EDQG7KH
MTU-80/40FRYHUVWKHDQG0+]EDQGV7KHMTU-30/20FRYHUVDQG0+]EDQGV
:KHQDQ\ RUDOO RIWKHWKUHHRSWLRQDOXQLWVDUHFRQQHFWHGWKH\ZLOOEHDXWRPDWLFDOO\DGMXVWHGWRFHQWHURQ\RXURSHUDWLQJIUHTXHQF\
7KHQDUURZEDQGZLGWKLVHVSHFLDOO\XVHIXORQWKHORZEDQGVZKHQPDQ\VWURQJVLJQDOVDUHEHLQJUHFHLYHGYLD19,6
SURSDJDWLRQ 1HDU9HUWLFDO,QFLGHQFH6LJQDOV ZLWKLQDQDUURZEDQGZLGWK7KHDGGHGSURWHFWLRQIRUWKH5)VWDJHLVHVSHFLDOO\KHOSIXOLQSUHYHQWLQJ,0'DQGEORFNLQJ
Îź-Tune Operation
 3UHVVDQGKROGLQWKH [MHz/μT] button for one secRQGWRDFWLYDWHWKH—7XQH¿OWHU7KH³μ-Tune´ZLOO
appear on the TFT display. The [ VFO-B/CLAR ]
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ADVICE:
ˆ 7KH—7XQHFLUFXLWZLOODXWRPDWLFDOO\DOLJQLWVHOI
WRWKHRSHUDWLQJIUHTXHQF\
5HPHPEHU
WKDW —7XQH RQO\ RSHUDWHV RQ WKH 
ˆ
0+]DQGORZHUEDQGV
 5RWDWH WKH [ VFO-B/CLAR ] knob to peak the reVSRQVH EDFNJURXQGQRLVH RUUHGXFHLQWHUIHUHQFH
ADVICE:
ˆ You may observe the relative peak point of the
—7XQH ILOWHU LQ WKH 7XQLQJ 2IIVHW ,QGLFDWRU RQ
WKH 9)2% IUHTXHQF\ GLVSOD\ ZKLOH WXQLQJ WKH
[VFO-B/CLAR] knob.
ˆ 7KH DPRXQW RI FKDQJH LQ WKH FHQWHU IUHTXHQF\
RI WKH —7XQH ILOWHU ZKHQ URWDWLQJ WKH [VFOB/CLAR] NQRE FDQ EH FRQ¿JXUHG XVLQJ 0HQX
LWHP³045 uTUNE DIAL STEP´
ˆ ,I WKH ȝ7XQH ILOWHU KDV EHHQ PDQXDOO\ DGMXVWHG
DZD\IURPWKHFHQWHUIUHTXHQF\\RXPD\SUHVV
the [CLEAR] button to re-center the filter reVSRQVHRQWKHFXUUHQWRSHUDWLQJIUHTXHQF\
 3UHVVDQGKROGLQWKH [MHz/μT] button for one secRQGWRGLVHQJDJHWKH—7XQH¿OWHU
ADVICE:
 $OWHUQDWHSUHVVHVRIWKH[MHz/ÎźT] button will switch
WKH—7XQH¿OWHUEHWZHHQRQRURII
ADVICE:
ˆ
Source Exif Data: 
File Type                       : PDF
File Type Extension             : pdf
MIME Type                       : application/pdf
PDF Version                     : 1.6
Linearized                      : No
Encryption                      : Standard V4.4 (128-bit)
User Access                     : Print, Print high-res
Author                          : YAESU MUSEN CO., LTD.
Create Date                     : 2013:04:01 13:54:50+09:00
Modify Date                     : 2013:04:01 16:51:28+09:00
Subject                         : FCC / IC
Has XFA                         : No
XMP Toolkit                     : Adobe XMP Core 4.2.1-c043 52.372728, 2009/01/18-15:08:04
Metadata Date                   : 2013:04:01 16:51:28+09:00
Creator Tool                    : Adobe InDesign CS6 (Windows)
Format                          : application/pdf
Title                           : FTDX1200 Operating Manual
Description                     : FCC / IC
Creator                         : YAESU MUSEN CO., LTD.
Document ID                     : uuid:888d2871-1567-4d54-ae1d-5ee83de1ec46
Instance ID                     : uuid:f16316e5-3729-4d17-8ff4-1c8aa6d0dd50
Producer                        : Acrobat Distiller 10.1.5 (Windows)
Page Count                      : 10

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