Thanks, Matt. Sounds like a good explanation to me since it seems to go away with the preamp off.
73, John N1JM Matt Zilmer-3 wrote > John, > > Maybe it's -110 dBm average noise, but with -20 dBm static crashes? > Normally you would see these as broad lighter areas on the waterfall, > short duration. > > You may also have a noise source that's peaking high, but outside of > the P3's visible span range. If it's anywhere near 40m, the P3 would > still pick it up and it might cause the detector to disable the > preamp. I've had this happen with SWBC signals on voice peaks. This > (or some similar cause) could explain why you have this happening only > on 40m. > > 73, > matt W6NIA > > On Sat, 22 Mar 2014 07:04:59 -0700 (PDT), you wrote: > >>On further investigation it appears to only happen on 40 meters and I >>discovered I had the preamp on. Once I turned the preamp off the clicking >>seems to have disappeared. If this has something to do with high signal >>level, I'm only listening to -110dbm noise. >> >>73, John N1JM >> >> >>John_N1JM wrote >>> Normally when you change bands with the K3 the P3 will click(relay?) >>> once >>> and the scope level will drop down a little. Recently I hear the click >>> happen ever once in awhile just sitting there no band change. Is there >>> something failing? >>> >>> 73, John N1JM >> >> >> >> >> >>----- >>73, John N1JM >>K3 #5986 >>P3 #1752 >>KPA500 #596 >>KX3 #926 >>XG3 >>XG1 > Matt Zilmer, W6NIA > -- > "Give me six hours to chop down a tree and I will > spend the first four sharpening the axe." -A. Lincoln > ______________________________________________________________ > Elecraft mailing list > Home: http://mailman.qth.net/mailman/listinfo/elecraft > Help: http://mailman.qth.net/mmfaq.htm > Post: mailto: > Elecraft@.qth > > This list hosted by: http://www.qsl.net > Please help support this email list: http://www.qsl.net/donate.html > Message delivered to > lists+1215531472858-365791@.nabble ----- 73, John N1JM K3 #5986 P3 #1752 KPA500 #596 KX3 #926 XG3 XG1 -- View this message in context: http://elecraft.365791.n2.nabble.com/P3-Clicking-tp7585827p7585832.html Sent from the Elecraft mailing list archive at Nabble.com. ______________________________________________________________ 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 Message delivered to arch...@mail-archive.com