[SML] Dummy load resistor?

Dan Sheehan dsheehan.sml at gmail.com
Thu May 3 17:32:59 UTC 2018


A $100 light bulb that doesn't light up ?
With a "ceramic heating element" ?
What's its tempco ?


On Thu, May 3, 2018 at 1:10 PM, Joe Golden via Stagecraft <
stagecraft at theatrical.net> wrote:

> Try using one of these:
>
> https://www.mcmaster.com/#1900k11/=1col4ym
>
> Maybe put a small fan near it as well.
>
> Thank you,
>
> Joe Golden
>
>
>
> 951-264-8401 Cell
>
> 800-516-0577 <%28800%29%20516-0577> Toll-Free
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> 310-997-0916 <%28310%29%20997-0916> Local
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>
> La Mirada, CA 90638
>
> www.gallagherstaging.com
>
> On Thu, May 3, 2018 at 9:37 AM, Jon Ares via Stagecraft <
> stagecraft at theatrical.net> wrote:
>
>> Howdy folks....   I occasionally come to the challenge of using an LED
>> practical on stage (like a light bulb) and I run a dummy load
>> incandescent on the same dimmer when possible.... but sometimes, like
>> now, I don't have a reasonable, practical way to do that, as I can't
>> have a visible incandescent bulb visible anywhere near the "open air"
>> practical - and it's not... practical... to run a dummy load bulb 50+
>> feet offstage...
>>
>> Wouldn't it be possible to just wire in an appropriate-sized resistor?
>>  I know it would get warm, but I've got lots of open air (don't need
>> to enclose the resistor) - but not finding any definitive info online.
>> Lots of queries from people trying to get their kitchen LED cans to
>> work, and the responses are usually "Why don't you just buy a dimmer
>> switch rated for LEDS?"  Not helpful in my situation....
>>
>> Thoughts?  What size resistor would be necessary to fake a few watts?
>>
>> --
>> Jon Ares
>> www.arescreative.com
>>
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-- 
...Dan Sheehan
Fixer of things that break
TD Walpole (MA) Footlighters
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