I have reported to Wayne that the Pre and Att memory goes across both the receivers. I thought they were independent. He has responded that it is under investigation. Perhaps this is the issue Jeff is bringing up.
73, Bill K9YEQ -----Original Message----- From: elecraft-boun...@mailman.qth.net [mailto:elecraft-boun...@mailman.qth.net] On Behalf Of jeff kb2m Sent: Tuesday, April 07, 2009 7:22 PM To: elecraft@mailman.qth.net Subject: Re: [Elecraft] KRX3 antenna input Thanks for bringing up the attenuation issue with using ant1/ant2. Has anyone tried it both ways and have any comments? 73 Jeff kb2m ----- Original Message ----- From: "Ron D'Eau Claire" <r...@cobi.biz> To: "'jeff kb2m'" <k...@comcast.net>; <elecraft@mailman.qth.net> Sent: Tuesday, April 07, 2009 7:41 PM Subject: RE: [Elecraft] KRX3 antenna input > There are couple of points to keep in mind if you don't use the AUX input > and use ANT1/ANT2 for both sub receiver and main tx/rx. They're covered in > the KRX3 manual, but in case you missed them: > > 1) You'll need well-isolated antennas to avoid RF tripping the COR in the > antenna input used by the sub receiver. > > 2) If you try to listen on a higher-frequency band on the subreceiver than > you're using for the main, you may notice significant signal attenuation > in > the sub receiver. That's because when using ANT1/ANT2 you're sharing the > main band pass filters and they have significant attenuation on the bands > above the one selected. > > Both issues are avoided by using the AUX input instead. > > Ron AC7AC > > > -----Original Message----- > From: elecraft-boun...@mailman.qth.net > [mailto:elecraft-boun...@mailman.qth.net] On Behalf Of jeff kb2m > Sent: Tuesday, April 07, 2009 3:44 PM > To: elecraft@mailman.qth.net > Subject: [Elecraft] KRX3 antenna input > > I spent the morning installing a sub rx in my K3 #1516. All is working > well. I set it up using the KAT3 ant2 as input the the sub rx. Now I'm > thinking that there is no advantage to doing it this way(other then me > being > > too lazy to install the aux bnc connector). Does it really matter, is > there > any advantage to using the bnc as an rx only input? I have a four way > antenna switch downstream from the K3 so there is no advantage to the ant2 > not being used by the main receiver as all antennas come in through ant1. > The ant2 input would go unused otherwise. Is the bnc rx input better, is > it > worth taking my K3 apart to install the BNC rx connector ? All 150 to 400 > answers welcome... > > 73 Jeff kb2m ______________________________________________________________ Elecraft mailing list Home: http://mailman.qth.net/mailman/listinfo/elecraft Help: http://mailman.qth.net/mmfaq.htm Post: mailto:Elecraft@mailman.qth.net This list hosted by: http://www.qsl.net Please help support this email list: http://www.qsl.net/donate.html ______________________________________________________________ Elecraft mailing list Home: http://mailman.qth.net/mailman/listinfo/elecraft Help: http://mailman.qth.net/mmfaq.htm Post: mailto:Elecraft@mailman.qth.net This list hosted by: http://www.qsl.net Please help support this email list: http://www.qsl.net/donate.html
