Norman, we had a similar situation many years ago with a Ham repeater that would lock up with a distant repeater using the reverse pair frequencies ! It was a sound like a hollow tunnel howling and growling.....happened during periods of inversion.
John VE3AMZ ----- Original Message ----- From: "NORM KNAPP" <nkn...@twowayradio.net> To: <Repeater-Builder@yahoogroups.com> Sent: Sunday, May 24, 2009 5:12 PM Subject: [Repeater-Builder] Strang new noise in repeater > Got a VHF repeater in my area. In the last several weeks it has started > making a noise like that of a steam whistle. It doesn't do it all the > time. It seems random. I have not been able to make any connections yet > with regular occurances. It doesn't do it until someone talks through the > repeater and the unkeys. The noise keeps the repeater up for a couple of > seconds to neary a minute. The repeater is a 100watt MTR2000. I don't > remember the duplexer type/model/brand. It doesn't seem to do it during > the day, it seems more prevelant in the evening and mornings. > Any ideas? > N5NPO > Norman Knapp > > > ------------------------------------ > > > > Yahoo! Groups Links > > > >
