When you key up the repeater, and you release, the repeater is held open (Sometimes), and you can hear the interference coming in. If I disconnect the FM Station, the repeater is as clean as a whistle.
-----Original Message----- From: [email protected] [mailto:[email protected]] On Behalf Of Chris Quirk Sent: Thursday, March 04, 2010 11:34 PM To: [email protected] Subject: Re: [Repeater-Builder] Interference Interesting problem, can you describe the interference?? --- On Thu, 3/4/10, wd8chl <[email protected]> wrote: From: wd8chl <[email protected]> Subject: Re: [Repeater-Builder] Interference To: [email protected] Date: Thursday, March 4, 2010, 6:57 AM On 3/4/2010 9:40 AM, Leroy A. M. Baptiste wrote: > The only other station in the building is on > 107.500MHz > It could also be from an AM station on 600 KHZ +/-10 KHz. > -----Original Message----- > From: [email protected] <http://us.mc456.mail.yahoo.com/mc/compose?to=Repe [email protected]> > [mailto:[email protected] <http://us.mc456.mail.yahoo.com/mc/compose?to=Repe [email protected]> ] On > Behalf Of wd8chl > Sent: Thursday, March 04, 2010 10:21 PM > To: [email protected] <http://us.mc456.mail.yahoo.com/mc/compose?to=Repe [email protected]> > Subject: Re: [Repeater-Builder] Interference > > > > On 3/4/2010 8:56 AM, Leroy A. M. Baptiste wrote: >> Hello all, I am having some interference > problems, >> it is coming from an FM transmitter on > 94.500MHz, >> and getting into the Amateur Radio repeater's >> receiver on 146.1600MHz. It is not there all the >> time, but when the repeater is keyed up, you can >> hear it getting in. The 2 Meter repeater is fed >> with heliax cable from the duplexer to the >> antenna, the transmission line on the FM station >> is ordinary coaxial cable, the power output is >> about 300 Watts, any ideas? >> >> >> >> Leroy. J39AI >> >> > > Is there another FM station on either 95.1 or > 93.9? Guess what-600 KHz! > Natural intermod source! ------------------------------------ Yahoo! Groups Links http://groups.yahoo.com/group/Repeater-Builder/ <http://groups.yahoo.com/group/Repeater-Builder/> http://groups.yahoo.com/group/Repeater-Builder/joi n <http://groups.yahoo.com/group/Repeater-Builder/jo in> (Yahoo! ID required) [email protected] <http://us.mc456.mail.yahoo.com/mc/compose?to=Repe [email protected]> [email protected] <http://us.mc456.mail.yahoo.com/mc/compose?to=Repe [email protected]> [email protected] <http://us.mc456.mail.yahoo.com/mc/compose?to=Repe [email protected]> <http://docs.yahoo.com/info/terms/>
