When you say "flat display", do you mean no "grass"? Just a flat line?
Thanks! Jack On Aug 20, 2012, at 1:30 PM, k1tm <k...@yahoo.com> wrote: > > rowland wrote >> >> On my P3 the BNC connector problem caused signals to be presented on the >> P3 display >> that could not have been present at the antenna. The P3 showed two bands >> of increased noise floor that were each roughly 38 kHz wide. One was 62 >> kHz above center freq and the other was 62 kHz below center freq. These >> noise bands were always present, regardless of operating band or center >> freq, with the same width and at the same distance from the center freq. >> If you're seeing signals invariant of the center freq then try a >> different BNC cable." >> > > I had the same issue as you describe, and fixed it by swapping to another > cable. The > poor connection was at the P3 side of the cable. Once swapped out, I also > found that > my USB sound card was radiating a lot of noise as well. I had to both swap > cables and > unplug the sound system to get to a nice flat display. > > ______________________________________________________________ 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
