I think you found the problem and clearly defined it to be r-f pickup. Get
rid of any excess cable, shield it and see how that works.
72/73, George W5YR - the Yellow Rose of Texas QRP-L 1373 NETXQRP 6
Fairview, TX 30 mi NE of Dallas in Collin county EM13qe
Amateur Radio W5YR, in the 55th year and it just keeps getting better!
Icom IC-756PRO #02121 Kachina #91900556 IC-765 #02437
"Carl J. Denbow" wrote:
>
> A few hours after I wrote my message to the list, the problem
> disappeared just as mysteriously as it had arisen. I will, however,
> try the suggestions on grounding, line isolation, etc. that were
> given if this problem reappears. The only thing that I had changed
> in the shack when this problem started was to add an external speaker
> to the Jupiter. It's a Kenwood SP-950 speaker that I modified with
> two back to back transformers (as described on this list a month or
> so ago) for ground isolation and to convert a 8 ohm speaker for 4 ohm
> input. The speaker works beautifully. I do have a lot of extra
> speaker wire (not shielded) that could be "cropped" off and still
> connect the rig and speaker. Doesn't sound like a like possibility
> for RF entry, but trimming and shielding this might be worth the try.
> What do you guys think?
>
> 73
>
> Carl
> ================================
> Carl J. Denbow
> KA8JXG
> 17 Coventry Lane
> Athens, Ohio USA
>
> EM89WH
> Working on WAS, DXCC and
> World Radio's "31 on 31" (PSK31) Award
> ================================
> Message sent from ka8jxg@callsign.net on 07/07/2001
>
> --
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--
72/73, George W5YR - the Yellow Rose of Texas QRP-L 1373 NETXQRP 6
Fairview, TX 30 mi NE of Dallas in Collin county EM13qe
Amateur Radio W5YR, in the 55th year and it just keeps getting better!
Icom IC-756PRO #02121 Kachina #91900556 IC-765 #02437
--
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