[time-nuts] Subject: Re: GPS 1PPS, phase lock vs frequency lock, design
Hal Murray
hmurray at megapathdsl.net
Mon Jun 24 02:44:16 UTC 2019
tvb at LeapSecond.com said:
> Can you explain more what you use a GPSDO for? For most people a GPSDO is
> merely a replacement for a stand-alone XO or TCXO or OCXO or even rubidium.
> As such, the more stable and accurate the frequency the better. Which is why
> a FLL-based GPSDO, as Leo describes, is a perfectly fine solution.
The obvious case where a PLL wins is using it to drive a clock.
Consider using it to drive a picPET watching the PPS from a GPS.
--
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