[EMAIL PROTECTED] wrote: > I have a tiny mini-ITX motherboard that has served as a stratum-1 for > several years. > > It sits in the basement, so no radically wild swings in temperature or > other environmental factors. > > Still, this morning when I look back at a few years of loopstats, the > oscillator in this thing is remarkably, and maybe unbelievably, stable. > It has stuck in the -2.5 to -5.5 PPM range over the past two years, and > in a typical daily swing it might go up and down by a 0.5 PPM. > > Is this statistic just "too good to be true"? Or did I luck out when I > bought this box many years ago? > > It has two refclocks available, wwv_audio and a Z3801A (via hpgps and a > PPS nanokernel), and cross-checking between the two I believe them > both. > > Tim. >
If this oscillator is "free running" it is, indeed, remarkable. If it is GPS disciplined it's what you should expect! _______________________________________________ questions mailing list [email protected] https://lists.ntp.isc.org/mailman/listinfo/questions
