Geoffrey Mackenzie-Kennedy wrote: > Hi Doug, > > This certainly happens with the K2. > > The cause in the K2 case is that the CW sidetone oscillator signal gets into > the VCO's varicap circuit and frequency modulates the VCO. The sidebands > that I can see coming from my K2 in CW mode are symmetrical above and below > carrier, one pair about 90db below carrier and the others much lower in > amplitude. Their level varies with band.
I had a bad case of this with my K2 and fixed it by replacing the quad DAC IC. -- 73, Vic, K2VCO Fresno CA http://www.qsl.net/k2vco ______________________________________________________________ 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