Hi yes they do work, not intended for use as a repeater, even with a fan running full pwr is risky, depends on what sort of rptr if amateur then some of the overs can and do last 10 minutes or more. Again if amateur with a 600Kc split the dupexer will cost you a load of money
Steve ----- Original Message ----- From: "Leroy A. M. Baptiste" <[email protected]> To: <[email protected]> Sent: Thursday, February 25, 2010 7:24 AM Subject: RE: [Repeater-Builder] Pair of GM300 as a repeater > In response to your Gm300s as repeaters, I have > been using them for years without any problems, > power up full(with fan coming on at transmit) and > a 600 > KHz spacing. I also have a pair of SM 50s working > as a repeater with a much wider spacing. It has > been operating for years now, without any > problems. > I will be happy to share more info. > > -----Original Message----- > From: [email protected] > [mailto:[email protected]] On > Behalf Of Steve > Sent: Friday, February 26, 2010 3:01 AM > To: [email protected] > Subject: Re: [Repeater-Builder] Pair of GM300 as a > repeater > > > > Hi > they work OK but you must turn the tx pwr right > down and > fit a fan or pa won't last long. It is down to the > duplexer finding > a unit suitable at the right price will be almost > impossible, the 5Mhz split > is ok as you can get cheap duplexers from Hong > Kong > > 73 > > Steve > ----- Original Message ----- > From: "la88y" <[email protected] > <mailto:llhorlick%40gmail.com> > > To: <[email protected] > <mailto:Repeater-Builder%40yahoogroups.com> > > Sent: Thursday, February 25, 2010 4:46 PM > Subject: [Repeater-Builder] Pair of GM300 as a > repeater > >> >> >> I'm wondering about the suitability of a pair of > VHF GM300s as a repeater. >> Is the shielding sufficient to allow 600 kHz > between Rx and Tx? If not, >> what is the suggested minimum? >> >> Same questions for UHF SM50, but with a 5 mHz > split? >> >> lh >> >> >> >> ------------------------------------ >> >> >> >> Yahoo! Groups Links >> >> >> > > > > > > > > ------------------------------------ > > > > Yahoo! Groups Links > > >
