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Re: [OM] [OT] LED Christmas lights and an incandescent dimmer???

Subject: Re: [OM] [OT] LED Christmas lights and an incandescent dimmer???
From: Chuck Norcutt <chucknorcutt@xxxxxxxxxxxxxxxx>
Date: Mon, 15 Dec 2008 22:54:30 -0500
Thanks, but I think I'll just go buy an inline switch.  :-)

Chuck Norcutt

WayneS wrote:
> Then I don't see why a dimmer should not work. The string probably
> has enough in series to drop 120VAC, and the natural diode
> action means they only use 1/2 of the cycle. the diodes must have
> good reverse voltage breakdown. Peak voltage is 163V. divide by two and
> you get 80 bulbs in series.
> 
> The dimmer effect may be a bit non-linear, but should work.
> 
> Wayne.
> 
> At 07:24 PM 12/15/2008, you wrote:
>> These LEDs connect directly to the 120v supply.  There is no visible 
>> converter.  The plugs are even normal size for an incandescent string of 
>> lights so I don't think there's anything hiding in there except a fuse. 
>>  They look exactly like a normal string of small incandescent bulbs 
>> except that they're LEDs.  The bulbs also pop in and out of sockets like 
>> they would if they were small incandescent bulbs.  Bulbs are stated to 
>> be 2 volts and 0.04 watts.  A box of them consists of either 2 strings 
>> of 90 bulbs or 3 strings of 60 bulbs for 180 bulbs drawing only 7.2 watts.
>>
>> Chuck Norcutt
>>
>> WayneS wrote:
>>> LEDs are DC so there must be an AC to DC converter. Without knowing
>>> the details of that converter it may, or may not work.
>>>
>>> Wayne
>>>
>>> At 04:56 PM 12/15/2008, Chuck wrote:
>>>> What happens if I plug my LED Christmas tree lights (120v) into an 
>>>> incandescent dimmer switch? ...
> 
> 
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