Questions & Answers for: Icom rf receiver

...Reset CPUChecked all internal inter board cables First check the tape cables from Conv Unit and Rf unit to main unit. Second find if the PLL ICs lock (MC145190) check voltage at pin 2 (LO)

...first., eg, try a better antenna, does that give an improvement, squelch settings, audio settings, rf gain settings,metc. If all else fails, get a techie to look at

...1600.000 kHz to 1999.999 khz, receive works ok. Can transmit and receive on 2000.000 kHz to 60 mHz. Rf-board checked and ok. LP-filter board checked and ok. Rf ok from Main Board to YGR amp between ...

Ic m505 not receiving Radio transmits fine but receives only when other radio is in close proximity turn the squelch down? the RF gain down too do you have an attenuator turned on ?

...works,but won't Tx. I haven't used radio in 5 years.I did a CPU reset but still no Tx. The S/RF indicator shows I'm Txing at full power when I key mike, but my external meter shows no wattage ...

...Vhf Waterproof Marine Two-way Radio If it can receive some signals that are close to you, then the RF front end protection diodes are likely shorted. This would require someone with expertise in ...

...transmitting. I reset the CPU , no difference. Anybody know why? thanks Harald Try adjusting your RF gain control. This will often cause this to happen if it is fully