Kenwood - TM-255 Service manual - Radioamatore.info

capacitor, and a mixer Q402 (3SK131(M)) and an IF amplifier consist of J-FET Q403 (2SK210(GR)). The gain is controlled by applying the AGC voltage to the.







SERVICE MANUAL
In AM mode, the signal is envelope-detected by the diode and capacitor to output an audio signal. ... C35 generates the signal width (td) required to reset.
Kenwood - TR-751 Service manual - IW2NMX Home Page
In the FM modulation circuit, signals from the 10.695. MHz crystal oscillator circuit are directly modulated by varactor diode (D21), variable capacitor. This ...
TM-3530A Service Manual - Repeater Builder®
The First IF signal from the MCF is then amplified by the. First IF amplifier Q3: 2SC2668(Y) and applied to the FM. IF Amplifier/Mixer/Detector, IC2 TA7761P.



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