[amsat-bb] Re: accidental RF into wrong cable of Arrow=bad duplexer?

2009-10-12 Thread P.H.
Hi Tim, Just my $0.02 worth.. I read on the Kenwood TH-F7e reflector that a very high VSWR can fry preamp components in that particular model, perhaps the same has happened in yours? Good luck finding the cause! Pete > If you reverse the antennas at the output of the above duplexer the only >

[amsat-bb] Re: accidental RF into wrong cable of Arrow=bad duplexer?

2009-10-12 Thread Elan Portnoy
Duplexer are bi-directional. Essentially passive bandpass filters--don't care which way he RF flows. --- On Sun, 10/11/09, Tim Goodrich wrote: > From: Tim Goodrich > Subject: [amsat-bb] accidental RF into wrong cable of Arrow=bad duplexer? > To: amsat-bb@amsat.org > Date: Sunday, October 11,

[amsat-bb] Re: accidental RF into wrong cable of Arrow=bad duplexer?

2009-10-11 Thread i8cvs
- Original Message - From: "Tim Goodrich" To: Sent: Sunday, October 11, 2009 10:51 PM Subject: [amsat-bb] accidental RF into wrong cable of Arrow=bad duplexer? > I am an owner of a 2m/70cm LEO satellite antenna with duplexer in the > handle. Sometimes, I operate full duplex (two radios)