All, I agree with Bill and KD9SV is nothing more that what BIll is talking about. Just put the relays into the box and connect between radio and preamp/ant > done.
73 - Petr, OK1RP On Mon, 17 Oct 2011 19:49:29 -0400, "Bill and Liz McHugh" <[email protected]> said: > I suppose some people who use full break-in want a complicated > solid-state front-end protector. I don't use break-in and so a simple > DPDT relay powered from your transceiver will do the job at almost $0. > One side grounds the auxilliary RX antenna port on the transceiver while > the other grounds the RX antenna feedline. Foolproof, and you always > know if it is working since you can hear the relay kick in every time you > transmit. > > I have been using one of these for many years....ever since my linear > developed a mind of its own when RF started feeding back into the > transceiver's auxilliary RX port. I've never had a problem and it > protects the front end 100%. 'Course I'm a dinosaur 'cuz I don't use > full break-in.....but I suspect there are many like me!! > > Bill VE3NH/VE3CSK > _______________________________________________ > UR RST IS ... ... ..9 QSB QSB - hw? BK _______________________________________________ UR RST IS ... ... ..9 QSB QSB - hw? BK
