Recent content by SJBDOE

Thanks Kurt, Unfortunately all the wires were intact so no easy fix, I do have about six modules coming all in the receiver chain A32 through A35 along with A22 and A55. For now, I am not messing with the A39. One other thing to mention about the 77 is that the unsquelched audio is very weak...

Thanks for the replies, I do have a 55 and have run the tests on both of the units and they both pass the test sequence. Unfortunately I don't know of anyone with a working PRC-77 that I could just swap out parts however,I have found and ordered some modules that I suspect might be the problem...

I should have mentioned that I did test the PRC-25 with a third radio a 50 meter amature radio and got about 3/4 mile out of it before the signal got scratchy. I also have a AN/GRM-55 and tested both radios of which both passed the tests.

I have a PRC-77 that transmits fine, at least a half mile but will only receive a short distance ten feet. Beyond the ten feet, the audio begins to distort and I have to turn off the squelch to make anything out. My other radio is a PRC-25 and it is working 100%. Any help would be greatly...