[Public-List] LED Bulbs

[Andrew Johns]

Some of the cheaper LEDs can cause interference with VHF radios.

This shows how to check for it.
https://www.dco.uscg.mil/Portals/9/DCO%20Documents/5p/CG-5PC/INV/Alerts/1318.pdf?ver=2018-08-16-091109-630

On Fri, Mar 29, 2019 at 12:32 PM Jeff via Public-List <
public-list at lists.alberg30.org> wrote:

> Not to hijack the thread but I have a related question... I have a
> dehumidifier (Eva-Dry 2200) with a 12V cigarette lighter cord. Can I cut
> off the cigarette lighter part and splice that directly into the 12V
> system, or does it need some kind of adapter? So far I'm running it off the
> regular cord + inverter but direct from 12V would be better if possible.
>
> As far as the bulb, are the main "marine" concerns here electrical or just
> that it might not be able to be exposed to water? I imagine any LED bulb
> should put out much less heat than the standard one of the same size and
> use less power so it shouldn't be a fire hazard in the same fixture. But
> don't take my word for it I don't understand electricity!
>
> Jeff
>
>
> ‐‐‐‐‐‐‐ Original Message ‐‐‐‐‐‐‐
> On Friday, March 29, 2019 3:28 PM, americo silva via Public-List <
> public-list at lists.alberg30.org> wrote:
>
> > don't know if its safe or not but why risk setting your boat on fire to
> > save a few bucks
> >
> > On Fri, Mar 29, 2019 at 9:37 AM Mike Lehman via Public-List <
> > public-list at lists.alberg30.org> wrote:
> >
> > > We have several light fixtures on the boat that take standard base
> bulbs
> > > (like those at home). Naturally on the boat, the voltage is 12V while
> at
> > > home it is 110V. I plan to change out the bulbs on the boat to LED
> (have
> > > already made this change to all of the bulbs at home). So as an
> experiment,
> > > I took one of the LED (Home) bulbs, that was purchased at IKEA, and
> tried
> > > it on the boat not expecting it to work...but it did! Not quite as
> bright
> > > as it is when connected to a 110 lamp, but bright enough to read by. I
> was
> > > very surprised.
> > > Can anyone shed some light (pun intended) on this topic? Why did this
> work?
> > > is it safe? It sure as hell is a lot cheaper than 'Marine' 12v bulbs.
> > > --
> > > Mike Lehman
> > > ~/)/)_/)~~~
> > >
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