[time-nuts] Hi Power LED Light power supply...

Poul-Henning Kamp phk at phk.freebsd.dk
Tue Sep 18 13:04:32 UTC 2012


In message <AC9E4C92327746D4A521FACD35D9D654 at vectron.com>, "Bob Camp" writes:

>I suspect those same 120Hz sensitive people would not be able to watch TV or
>a movie :)....

I suggest you either carry out a couple of experiments yourself, or
go a little easy on the irony.

CRTs, and LCDs go out of their way to avoid flickering using physical
or electronic persistence, whereas a naked LED wil happily flash
up to several hundred kHz if you ask it to.

-- 
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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