[time-nuts] Re: Best frequency to start for GHz synth ?

Poul-Henning Kamp phk at phk.freebsd.dk
Thu Apr 1 18:08:06 UTC 2021


--------
Lux, Jim writes:

>SAW devices were all the rage in the 80s for signal processing. 

Also certain CPUs:  Some of the DEC Alpha's had a SAW oscillator
next to the CPU chip to get a sufficiently pure clock-signal.

They had a tempco from hell and were nearly impossible to wrangle with NTP.

-- 
Poul-Henning Kamp       | UNIX since Zilog Zeus 3.20
phk at FreeBSD.ORG         | TCP/IP since RFC 956
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Never attribute to malice what can adequately be explained by incompetence.




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