[Elecraft] K2 Muting

S55M s55m at siol.com
Mon Nov 14 18:24:44 EST 2005


Switch the RX of unused radio to dummy load when transmitting with the other
one.
If you want to do it "perfect" , you can use low power coax relays (cx120 or
something smaller it depends on PWR u use) or better , transfer relays.
If u use high isolation switch between the two radios and one antenna it
should be enough :)
100W is +50dBm and if u have a switch (manual or coaxial) with at least 60dB
of isolation it should not harm the other radio (-10dbm on ant port or
0,1mW).
If u r using 5W QRP even better :)


73's
Adi
S55M
9A8WW


----- Original Message -----
From: "R March" <n7ua at ix.netcom.com>
To: <elecraft at mailman.qth.net>
Sent: Tuesday, November 15, 2005 12:08 AM
Subject: [Elecraft] K2 Muting


> I want to switch between a K2 and another XCVR.  When I am transmitting on
> the other XCVR, the K2 should be muted.  Can someone enlighten me as to
how
> best to mute the K2 (other than keying the transmit line)?  Thanks,  Bob
> N7UA
>
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