In a somewhat similar but distant situation a number of years ago, I use a service monitor in the generate mode to test a repeater that was about 9 miles away.
Neil - WA6KLA "Rogers, Ron" wrote: > > Remind the fellow using 100 watts to talk to a repeater that he > could be in violation of Part 97 rules on using minimal power. > We had a similar situation and interference to our one 2 meter > repeater on the mountain and we had to remind the guy of the > "Laws of Radio Physics", power, distance, and Part 97 !! > > Ron > WW8RR > > -----Original Message----- > From: Mathew Quaife [mailto:[EMAIL PROTECTED] > Sent: Tuesday, April 27, 2004 3:46 PM > To: [email protected] > Subject: Re: [Repeater-Builder] Help on Interference > > Well I narrowed down parts of the problem, the first being the wide as a 2x4 > Regency receiver, which is going to be changed out, and the other is a local > ham using 100 watts to talk to this machine, when in it really only needs > about 7 watts to hit it full quieting with minimal antenna height. My > repeater actually is just gettting underway, new coordination. So each day > is a new adventure for me. Having not played with FM and etc....for about > 15 years, still trying to remember, kinda hard to get all the cobwebs out of > the brain. Thanks. > > Mathew > > ----- Original Message ----- > From: "Virden Clark Beckman" <[EMAIL PROTECTED]> > To: <[email protected]> > Sent: Tuesday, April 27, 2004 2:26 PM > Subject: Re: [Repeater-Builder] Help on Interference > > > Try using the math on the IF of your rx to see what is making them mix > > on your freq, how long have the 2 machines been co-existing on-the-air? > > If it were one or 2 users you would know it rather than the entire time > > the machine is active, can you see how clean the signal is from that > > machine, I doubt if 50 miles is gonna make trouble unless the have some > > really wide spurs and then every open rx is gonna see some falsing. > > > > w9mwq wrote: > > > > > > I have a repeater with an antenna up about 60 feet in the air, > > > Frequency of 146.925/146.325 minus offset. Receiever sensitity > > > is .25 micorovolt at 12DB, seems to be purring along just fine. IFR > > > show the receive to be on frequency. Here's the problem, there is a > > > repeater about 50 air miles away, on the pair of 146.910/146.31o > > > minus offset. There repeater is getting into my receiver, causing > > > the repeater to key up. There is no pl on my repeater at this > > > time. They sound like they are on sideband when they come in. I > > > can goto the 91 machine, hear them talking, when they quit, the > > > interference quits. I took my IFR and inserted a tone on 146.310 > > > into my receiver, it took 15 microvolts to open the squelch of my > > > receiver. Is it my receiver, which is a Regency receiver, or is it > > > the person transmitting on the other machine. I could see if it was > > > the 91 machine if all it was doing was killing my receive, but it's > > > actually keying up the repeater. SO my guess would be it would have > > > to be the person talking on the 91 repeater. I hope I explained > > > this right. Any suggestions. Thanks. > > > > > > Mathew > > > > -- > > 73...Clark Beckman N8PZD > > > > > > > > > > > > Yahoo! Groups Links > > > > > > > > > > > > > Yahoo! Groups Links > > > > > Yahoo! Groups Links > > > > Yahoo! Groups Links <*> To visit your group on the web, go to: http://groups.yahoo.com/group/Repeater-Builder/ <*> To unsubscribe from this group, send an email to: [EMAIL PROTECTED] <*> Your use of Yahoo! Groups is subject to: http://docs.yahoo.com/info/terms/
