Searched a bit on the net and found this: Daiwa CS-201 two port switch has 50dB of isolation between ports on 300MHz (HF should be better), and as stated, unused ports are grounded .
Ok, now i will stop :) Adi ----- Original Message ----- From: "S55M" <[EMAIL PROTECTED]> To: "S55M" <[EMAIL PROTECTED]>; "R March" <[EMAIL PROTECTED]>; <[email protected]> Sent: Tuesday, November 15, 2005 12:26 AM Subject: Re: [Elecraft] K2 Muting > And if u have a switch, wich shorts unused port to ground it should be even > better :))) > > > > > 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" <[EMAIL PROTECTED]> > > To: <[email protected]> > > 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 > > > > > > _______________________________________________ > > > Elecraft mailing list > > > Post to: [email protected] > > > You must be a subscriber to post to the list. > > > Subscriber Info (Addr. Change, sub, unsub etc.): > > > http://mailman.qth.net/mailman/listinfo/elecraft > > > > > > Help: http://mailman.qth.net/subscribers.htm > > > Elecraft web page: http://www.elecraft.com > > > > > > > _______________________________________________ > > Elecraft mailing list > > Post to: [email protected] > > You must be a subscriber to post to the list. > > Subscriber Info (Addr. Change, sub, unsub etc.): > > http://mailman.qth.net/mailman/listinfo/elecraft > > > > Help: http://mailman.qth.net/subscribers.htm > > Elecraft web page: http://www.elecraft.com > > > > _______________________________________________ Elecraft mailing list Post to: [email protected] You must be a subscriber to post to the list. Subscriber Info (Addr. Change, sub, unsub etc.): http://mailman.qth.net/mailman/listinfo/elecraft Help: http://mailman.qth.net/subscribers.htm Elecraft web page: http://www.elecraft.com
