Re: [time-nuts] z3801a anomaly

2006-06-13 Thread Poul-Henning Kamp
In message <[EMAIL PROTECTED]>, "Christopher Hoover" writes: >as you can see the efc took a huge dive and then corrected itself. Sometimes quartz crystals do step changes in resonance frequency as a result of mechanical events in the crystal. For instance high enerby cosmic rays can cause a disl

[time-nuts] z3801a anomaly

2006-06-13 Thread Christopher Hoover
my z3801a, which has been working just fine for quite sometime now, had a strange anomaly earlier today: tint = time interval (two left and middle left) efc = vco efc setting (top right) tunc = predicted mtie uncertainty (bott