At 8/20/2009 23:17, you wrote:
>John, how's this for an experiment... > >Configure a repeater with two receivers, one built for +/- 5 kHz >deviation, the other for +/- 15, feed them from a splitter, use audio from >the narrow one, but allow a DTMF command to select the wider receiver's >COS when conditions warrant. (Obviously, those conditions would have to >include no adjacent channel signal...) If noise squelch is so problematic in severe multipath conditions, why not do away with it entirely & use straight CTCSS squelch? The GE decoders that use Versatone chips are fast enough that you can still almost eliminate the squelch tail with an ADM. Bob NO6B
