I recently found noise from a neighbor's 12v lighting supply, installed
in a ceiling jbox. The noise vaguely correlated with activity, but as
it was dim and on a Lutron dimmer (itself blameless) it was on a lot of
times you might not think it would be.
Leigh/WA5ZNU
On Thu, 14 Feb 2008 4:17 pm, Jim Idelson wrote:
> This particular noise is 24/7, which should eliminate a lot of
> possibilities.
> Thanks for your observations. Every little bit helps . . . maybe
>
> 73,
>
> Jim
>
>> > Is a noisy light dimmer going to be a constant source or does it
>> change
>> with load and when turned off?
>
> My experience is there is no noise when the lamp is fully on and when
> the
> lamp is fully off. In between is where it can be noisy... some dimmers
> are
> "deadly-noisy." Those are pretty constant as long as they are "on."
>
> Howard N7SO
>
> <
>
>
>
> Jim Idelson K1IR
> email k1ir at designet.com
> web http://www.k1ir.com
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