[ARC5] BC 453 request - ham radio

[AKLDGUY .]

In my case, switching off each light resulted in an audible reduction in
noise, with the worst offenders closest to the antenna. I can't explain the
experience of others.
Neil ZL1ANM

On Fri, Nov 1, 2019 at 3:26 PM Bill Cromwell <wrcromwell at gmail.com> wrote:

> Hi,
>
> I used to have mostlyu CFL bulbs with no noise problems. After a number
> of years I switched to LEDs. I have done the search with the portable
> radios and they are silent until i get about two inches from the bulb
> with the loop antenna. At that point it also depends which way I turn
> the loop. I am able to null out the feeble noise.
>
> Like Ken, I do not have a clue about the differences in our experiences
> and the noise reported here.
>
> 73,
>
> Bill  KU8H
>
> On 10/31/19 9:19 PM, Kenneth G. Gordon wrote:
> > On 1 Nov 2019 at 12:35, AKLDGUY . wrote:
> >
> >> I had an enormous amount of noise on 80m which proved to be due to LED
> lighting in the house.
> >> When I turned off all the lights except for one known to be the old
> incandescent type, the level
> >> dropped to S5.
> >> Neil ZL1ANM
> >
> > I think it depends on the CFL or LED light: our home is full of them,
> and I have zero noise
> > from any of them. I went around our home to each light fixture with a
> portable all band radio,
> > and found nothing from any of them unless the antenna was touching the
> light. Even then,
> > the noise was minimal.
> >
> > In fact, I have given up on trying to even FIND incandescent lamps any
> more.
> >
> > However, our middle son once built a hot-rod computer using the cheapest
> parts he could
> > find. The 600 watt computer power-supply output the worst noise I have
> ever expernenced. I
> > bought him a new top-grade power supply and used his as a target for
> some 7.62 X 54R
> >
> > Other folks, like you, have reported terrible amounts of noise from LED
> and CFL "bulbs".
> >
> > I have no idea what is the difference.
> >
> > Ken W7EKB
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> --
> bark less - wag more
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