[time-nuts] opto coupler isolation?
Poul-Henning Kamp
phk at phk.freebsd.dk
Sat Jan 3 22:27:00 UTC 2009
In message <494882EB-D714-49B4-A7E2-BEF04509D7F4 at deriesp.demon.nl>, Henk ten Pi
erick writes:
>Hi,
>
>An opto coupler seems good idea for an isolation amplifier but maybe
>not for the phase noise.
Optocouplers have lousy dV/dt performance, so the jitter is
horrible.
--
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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