>
> >a 250W high pressure lamp = 12500lm by the same calculation <g>). I may
> >switch to 4 x 500W soon. Is there any chance of damage to the chip with
> >such strong lights ?
>
>


Why not buy the cheap and common G4T5 4w UV lamp,
and use the circuit I put up at:
http://www.ezy.net.au/~fastvid/tube4w.htm

It only needs 2 cheap capacitors, one diode and
a couple of resistors.

I am curious if anyone in a 120v AC mains country
can get it to work??
-Roman

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