What Test Gear to measure xtal frequency to 1Hz
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On 14 Aug 2002, at 11:43, Dave Tweed wrote:
> I just saw a similar announcement in EETimes for single- and double-OCXO
> oscillators for telecom use (Stratum 2 and 3) that have short-term holdover
> accuracy of 10 ppb and 1 ppb over 24 hours. I forget who the manufacturer is.
Noticed that in another mag...
+-0.32ppm over 24hr
+-4.6ppm 20 years
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