del sitos priezasties kai kuriems naujiems karuciams nuo dazno lempu 
perdegimo gelbeja storesni laidai. kiek teisybes - jums sprest.


"saimhe" <oh.no@oh.my> wrote in message 
news:illk1t$go0$1@trimpas.omnitel.net...

> http://en.wikipedia.org/wiki/Halogen_lamp:
> With a reduced voltage the evaporation is lower and there may be too much
> halogen, which can lead to abnormal failure. At much lower voltages, the
> bulb temperature may be too low to support the halogen cycle, but by this
> time the evaporation rate is too low for the bulb to blacken 
> significantly.
> There are many situations where halogen lamps are dimmed successfully.
> However, lamp life may not be extended as much as predicted.