[ntp:questions] Keeping NTP Honest
Richard B. Gilbert
rgilbert88 at comcast.net
Fri Jul 17 00:06:08 UTC 2009
Hal Murray wrote:
>> One thing you could try would be to put your clock in a thermostatically
>> controlled oven. I'm not talking about something you could bake a pizza
>> in, but rather something that will keep 140 degrees F +/- half a degree.
> 140 is pretty warm. That will reduce the lifetime of most
> electronics quite a bit.
If possible, you maintain just the crystal at 140 degrees. And the 140
degrees is arbitrary. You just want a value that will not be exceeded
by the weather or heat generating components! It's called an "Oven
Controlled crystal oscillator or "OCXO".
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