IIRC there's a "receive inhibit" on most radios. I had to add that wiring to
my KLX-135 and KY-197 setup so transmitting on one wouldn't open the squelch on the
other (probably 40 dB isolation between the separate antenna... enough for IMD).

-Cory

Rob Cherney wrote:
: On Sun, 13 Jun 2004 22:54:20 GMT, rip
: r*nospam*quinby@snet.*nospam*net wrote:

: You all seem to have lost sight of the fact that just about every
: transceiver HAS a T/R switch in it already. If it's good enough
: internally, it's good enough externally.

: How do you tell Transceiver-A to isolate it's receiver yet not
: transmit when Transceiver-B is transmitting? What connector pin on
: the radio does this?

: ------------------------------------------------------------------
: Robert Cherney e-mail: rcherney(at)comcast(dot)net

--
************************************************** ***********************
* The prime directive of Linux: *
* - learn what you don't know, *
* - teach what you do. *
* (Just my 20 USm$) *
************************************************** ***********************