[time-nuts] GPSDO control loops and correcting quantization error
Hal Murray
hmurray at megapathdsl.net
Sat Sep 15 07:03:01 UTC 2012
GandalfG8 at aol.com said:
> When some other form of external control is used, such as a DAC output for
> example, it's not uncommon to find the voltage reference output left
> disconnected and the control circuit fed from an alternative supply.
On the other hand, many DACs need an external reference. A reference coming
out of an OCXO is probably going to have a good temperature coefficient. :)
--
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