Today's DIY cockup

En el artículo , Andrew Gabriel escribió:

"Being an electrician to trade, I've got absolutely no sense of electrical safety at all"

Made me smile.

Well, he has style!

Not sure though exactly what his problem with a 12V SELV PSU is though...

Bet the spiders who walk over that get an unexpected surprise!

This one:

reminded me of when I was playing with Xenon flash tubes as a kid.

CNBA to make a proper HV charging circuit.

So I made a classic voltage doubler fed from the mains to charge the main firing capacitor and the trigger capacitor.

Worked a treat. Made my mum a bit squiffy though as I had a bit of mains veroboard lying on the dining room table. My dad approved though (he was the one who'd explained voltage doublers).

I was also thinking that to stop the surge on halogens in series one might need a thermister in series as well. Brian