This is not specified, but to be safe, I'll say "after." However, I've observed very little additional drift during warmup. This is a TCXO, not an ovenized oscillator, so it would tend to correct for all temperature changes whether due to internally generated heat or ambient changes.
73, Wayne N6KR On Dec 28, 2010, at 10:49 AM, steven.zabarn...@notes.udayton.edu wrote: > Wayne, is the TCXO drift spec for the period after warmup, or does > it include the warmup period? > > Steve N9SZ > >> At present, "method 3" remains unimplemented. Fortunately the TCXO's >> uncorrected drift is already less than +/- 0.5 PPM from 0 to 50 C. >> This was the target for "method 3". > >> 73, >> Wayne >> N6KR > > > ______________________________________________________________ > 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
