Re: Can a halogen light be dimmed

["Robert L Bass" <robertlbass@xxxxxxxxxxx>]

> Several manufacturers claim that halogen bulbs must be run at full
> temperature periodically to lengthen their lives and remove the carbon
> buildup which will form if they are run at reduced voltage.  I have no
> idea if that's true.

Yes, it's true.  I'ver used them in dimmable theatrical fixtures for years.
Leaving them dimmed without periodic use at full power can shorten the life
of the bulb.  More importantly for theatrical use, it can also change the
color temperature of the bulb.

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Regards,
Robert L Bass

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