Re: 20khz transformer

["Tesla list" <tesla-at-pupman-dot-com>]

Original poster: "jimmy hynes by way of Terry Fritz <twftesla-at-qwest-dot-net>" <chunkyboy86-at-yahoo-dot-com>


thats definatly true. all i knew about my first diodes was the physical size,
and that they had 15kv wiring attached. they didnt work too well, i only got 1"
streamers, but i switched to faster diodes and got 8"streamers. 

 Tesla list 
>
> wrote:  
> Original poster: "D.C. Cox by way of Terry Fritz " 
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> With the higher frequency (above 60 Hz) you might want to use the "fast 
> recovery" type of HV diodes.
>
> Dr. Resonance
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> ----- Original Message ----- 
> From: "Tesla list" 
> To: 
> Sent: Tuesday, October 01, 2002 3:56 PM 
> Subject: 20khz transformer
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>
>
> > Original poster: "Mark Rossman by way of Terry Fritz "
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> > 
> > Hello, 
> > I have successfully used a 20khz transformer on a small coil, 3x15 in 
> > secondary. I used 490 pf caps and I get small arcs off of it(5-6 in). I 
> > have always assumed thats because im way under cap. According to recent 
> > posts it shouldnt be able to work, although my cap is way to small so 
> should 
> > take less! time to charge. 
> > 
> > So will recitfing it into DC pulses improve performence? This also makes 
> me 
> > wonder, about only allowing 120v input and making a voltage doubler on the 
> > HV end. Any other ideas to help my performace would be appreated too. 
> like 
> > details on the recitifier grid refered too(unsless its just a bunch of 
> > diodes in series to handle the high voltage) 
> > 
> > thanks 
> > Mark 
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> JImmy
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