Performed another test today, last night I aligned 200 Hz CW normal to 04913.08, First power up this afternoon 04913.21, after one hour warm up (no transmitting) 04913.10.
John KN5L On 07/24/2013 12:39 PM, John Oppenheimer wrote: > Hi Don, > > My question is directed specifically at the CAL FIL BFO frequency being > 100 Hz different between cold and warm. As mentioned, because the BFO > frequency is off by 100 Hz, the 200 HZ filter is unusable because a > properly received pitch will place the signal on the filter skirt. > > This K2 serial number is above 7K > > The test is: Multi hour warm up, enter CAL FIL, measure and record a > filter BFO frequency. Next morning, cold start, perform same measurement > as above and compare the difference between the two BFO readings. > > John KN5L > ______________________________________________________________ > 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
