[time-nuts] webcam app to watch for and time stamp changes
Poul-Henning Kamp
phk at phk.freebsd.dk
Sun Mar 3 18:09:41 UTC 2013
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In message <51336234.3090105 at earthlink.net>, Jim Lux writes:
>> Most LCD and LED clocks have a shielding metal-coating on the front
>> glass, exactly to eliminate all EMI/EMC issues.
>
>Yes, but perhaps there's enough leakage to make this work.
Think for a moment about how little power the electronics consume
in the first place, then do the math.
You'll need a very (radio-)quiet place to measure 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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