Re: Interupting xenon flash current ?

On Thu, 06 Dec 2007 10:34:57 +1100, John Tserkezis
<jt@xxxxxxxxxxxxxxxxxxxxxxxxxxxxxx> wrote:

John Larkin wrote:

A couple of people make ICs that do the whole function: flyback
converter, trigger stuff, IGBT gate driver with timing.

Yes, but where were they when I needed them back then? :-)

Maybe they didn't exist?

The older controlled-flash units had two flashtubes, one to actually
flash, and a second shunt tube, inside, that shorted out the cap when
enough light had been generated.

John

.

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