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

[Bob Camp]

Hi

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

Bob

-----Original Message-----
From: time-nuts-bounces at febo.com [mailto:time-nuts-bounces at febo.com] On
Behalf Of Chris Albertson
Sent: Tuesday, September 18, 2012 1:35 AM
To: Discussion of precise time and frequency measurement
Subject: Re: [time-nuts] Hi Power LED Light power supply...

LEDs change brightness very fast and will flicker at 120Hz if you do
that.  Many people can see 120Hz flicker.
Also you would not be getting all the brightness you could.  Better to
low pass filter

On Mon, Sep 17, 2012 at 10:26 PM, Michael Baker <mpb45 at clanbaker.org> wrote:
> Time-Nutters--
>
> I was wondering, after seeing some 100 watt LED series
> wired assemblies that were listed at 30-34 VDC @ 2.9A if a
> number of LEDs could be wired in series and powered directly
> from a rectified 110 VAC power source.


Chris Albertson
Redondo Beach, California

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