[time-nuts] Power Back-up
Poul-Henning Kamp
phk at phk.freebsd.dk
Sun Aug 9 17:10:55 UTC 2009
In message <1214.12.6.201.198.1249837157.squirrel at popacctsnew.quik.com>, "J. Fo
rster" writes:
>There are even purpose built battery backup supplies available for running
>oscillators, receivers, and such. Sadly, the NiCds tend to be bad and are
>quite expensive to replace.
Industrial units are available of all kinds, they are used for
security and emergency kit such as intrusion alarms, fire alarms,
emergency lightning etc.
--
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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