Thanks Don, in that case I may just leave it as is! 73, Mike AB7RU On Sat, Oct 12, 2019, 1:42 PM Don Wilhelm <[email protected]> wrote:
> Mike, > > As the instructions indicate, you only have to do it once. > That is for initial aging of the crystal. > > If you are getting only 1 Hz drift on 40 meters, note that the frequency > stability spec for the KX3 is +/- 1 ppm for a temperature range of 0 to > 50 degC. So you may not be able to do a lot better, much depends on the > temperature range inside the enclosure. > If you are running it at more than 5 watts, you might do well to invest > in an aftermarket heatsink. > > 73, > Don W3FPR > > On 10/12/2019 3:52 PM, Mike Parkes wrote: > > Hello Elecraft ! > > I want to run the KX3 Extended VFO Temperature Compensation procedure > again > > as I still get +/- 1 drift on 40 meters wspr. The instructions say: "If > > using the Elecraft XG50 *for the first time*, an 8 hour power-on aging > > cycle is recommended but not required." I did this the first time I ran > the > > procedure. > > > > Q: Is the 8 hr warm up recommended *every* time you run the procedure? Or > > was that just once, for the new XG50? > > > ______________________________________________________________ Elecraft mailing list Home: http://mailman.qth.net/mailman/listinfo/elecraft Help: http://mailman.qth.net/mmfaq.htm Post: mailto:[email protected] This list hosted by: http://www.qsl.net Please help support this email list: http://www.qsl.net/donate.html Message delivered to [email protected]
