[time-nuts] Blackout in Europe and power line frequency jump
phk at phk.freebsd.dk
Thu Nov 9 07:33:39 EST 2006
In message <20061109082357.00599BDFC at ip-64-139-1-69.sjc.megapath.net>, Hal Murr
>I occasionally day-dream of setting up something so I can monitor the line
>voltage, frequency, current, whatever... but I've never gotten off the ground.
apart from decent resolution on frequency, the spanish company Circutor
makes power meters with RS-485 comms. They're about 300-400 USD in
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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