R390/CV591/R220

Receiving System Overview, Collins R-390 with CV-159 SSB adaptor, Motorola R-220 HF/VHF receiver both fed into a Wohler 4 channel. General tune around 20M/40M and Airband.

Receiving System Overview, Collins R-390 with CV-159 SSB adaptor, Motorola R-220 HF/VHF receiver both fed into a Wohler 4 channel. General tune around 20M/40M and Airband.

doing odds and ends before work.


Mark takes apart a 7 channel Nakamichi AVP1 amplifier, hunting down the cause of a dead channel. It turns out to be quite silly.


like and subscribe all testing done on a dummyload.


like and subscribe all testing done on a dummyload.

я вообще не челендж слеер. но чисто по фану хочу попробовать пройти еще что нибудь из шитти челендж листа.


