The ones I built used a 22uF / 400V (or maybe 450V?) capacitor with a
similar tube. It was a few years ago so the exact details are a little
sketchy!
David...

Jinx wrote:
> David, do you think this tube is being driven conservatively ? If it's
> the U6531 at this page
>
> http://www.taytron.com/fttypeu.html
>
> then it appears to have a 60Ws (joule) rating. The 10uF of the circuit
> would be about 0.5J. Camera flash schematics I've seen, at eg
>
>   
-- 

___________________________________________
David Duffy        Audio Visual Devices P/L
Unit 8, 10 Hook St, Capalaba 4157 Australia
Ph: +61 7 38235717      Fax: +61 7 38234717
Our Web Site: www.audiovisualdevices.com.au
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