Kenwood TS-820S Instruction Manual page 31
Ssb transceiver
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Also See for TS-820S:
- Service manual (82 pages) ,
- Instruction manual (47 pages) ,
- Operating manual (46 pages)
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FIX-VOX
BOARD
(X50-1350-001
AF-AVR
BOARD
(X49-1080-00)
This Board represents the final stage of the receiver circuit.
holding an AF amplifier and a 9V power stabilizer.
The fre-
quency characteristic
of the AF amplifier
can be varied for
CW and SSB operation.
This Board incorporates the fixed channel oscillator. the VOX
(voice control) circuit controls voice operated transmission.
the side tone oscillator to monitor CW signals and the vol-
tage generator
circuit for the clock bias circuit (- 6V).
Fig. 20 AF-AVR
Board
'IX-VOX
UNIT (X50-1350-001
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Fig. 21
FIX-VOX
Board
31
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