[time-nuts] Re: WWVB Antenna
Poul-Henning Kamp
phk at phk.freebsd.dk
Tue Mar 8 19:12:09 UTC 2005
In message <029801c52412$50bb7180$0500a8c0 at darius.domain.actdsltmp>, "Bill Hawk
ins" writes:
>Interesting that they went from mechanical filter to crystal
>to LC with commercial inductors. Apparently tight filtering
>did bad things to the phase performance. That would not be
>noticed until oscillators stability improved.
Highly resonant filters pull the frequency towards their peak.
--
Poul-Henning Kamp | UNIX since Zilog Zeus 3.20
phk at FreeBSD.ORG | TCP/IP since RFC 956
FreeBSD committer | BSD since 4.3-tahoe
Never attribute to malice what can adequately be explained by incompetence.
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