James, I wound up running that one on top to diminish some of the birdies I had. In fact it almost eliminated most of them even with the antenna off and they ate certainly undetectable with the antenna connected.
73, Dave W8FGU -----Original Message----- From: KC2UEE <kc2...@gmail.com> Date: Wed, 4 Mar 2009 12:53:23 To: Ron D'Eau Claire<r...@cobi.biz> Cc: <elecraft@mailman.qth.net> Subject: Re: [Elecraft] K3 birdies - question? That particular TMP cable I have running underneath the KRX3 board, and over the filters. 73, James KC2UEE On Wed, Mar 4, 2009 at 11:01 AM, Ron D'Eau Claire <r...@cobi.biz> wrote: > I've had the cables all over the place. There seems to be only one cable > whose placement has a significant effect on birdies. That's the long > (10"/25cm)cable running from J84 at the bottom of the Auxiliary KSYN3 board > to J85 on the KRX3 RF module. It should be dressed as shown in Figure 47 in > the KRX3 manual. In some cases it helps to keep it away from the tiny > toriods on the mixer board as well. Either run it across above the mixer > board as shown or work it down under the mixer board so it loops up between > the mixer board and the front panel shield to J85 on the KRX3 RF module. > > Ron AC7AC > > -----Original Message----- > From: elecraft-boun...@mailman.qth.net > [mailto:elecraft-boun...@mailman.qth.net] On Behalf Of Ian White GM3SEK > Sent: Wednesday, March 04, 2009 12:11 AM > To: elecraft@mailman.qth.net > Subject: Re: [Elecraft] K3 birdies - question? > > James Sarte wrote: > > > > > >At first I thought I did not have any noticeable birdies, but now it > >seems that I have developed a few. It's probably from moving cables > >and such around inside the rig. > > > > > > We could really use a detailed set of photos of cables behind the synth > board(s), showing the complete step-by-step buildup of a good layout - > and also examples showing what *not* to do. > > > > -- > > 73 from Ian GM3SEK > ______________________________________________________________ > 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 > ______________________________________________________________ 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
