A resistor certainly would be easy enough to try. As would popping in a spare exciter if he has one.
tom On 5/23/2010 3:01 PM, Chuck Kelsey wrote: > He indicated that in repeat it was better (less white noise) with an > incoming signal, then got worse on the tail. Then he disconnected the > controller and still had white noise with local PTT. To me that hints of the > exciter not "liking" a high impedance input, or no load on the mic input. > That's why I suggested trying to add some resistance across the mic high and > low at the exciter. > > Chuck > > ----- Original Message ----- > From: "Thomas Oliver"<tsoli...@tir.com> > To:<Repeater-Builder@yahoogroups.com> > Sent: Sunday, May 23, 2010 2:49 PM > Subject: Re: [Repeater-Builder] White Noise on Micor TX > > > >> Chuck, I did over look that part about being disconnected. >> >> Is it present when you have a full quieting signal on the rx input? >> >> He may still have an audio path feeding the tx. How about pulling the >> audio squelch board and trying the local ptt? >> >> tom >> >> >> > > ------------------------------------ > > > > Yahoo! Groups Links > > > > >
