Re: jet powered coil

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

Original poster: "Jim Lux by way of Terry Fritz <twftesla-at-qwest-dot-net>" <jimlux-at-earthlink-dot-net>

.
>
> Almost impossible at 50,000 RPM.  IIR:
> Fout == (2(p)(rpm))/60
> where p is the number of poles.  2 being the smallest:
> Fout ==(2*2*50,000)/60 ==200,000/60 == 3,333 Hz
>
> > I'm wondering if it would be a hassle for a spark gap design,
>
> Be hard to find power transformers at 3,333 Hz.
>   If attempting a sync gap, that will be even harder.
> (ACTUALLY, there is an Interesting approach here:
> Put the gap on the alternator shaft and 'poooof'
> its synchronous....  But I'd try it at 60 Hz, rather
> than 3,333 Hz)
>

Or, make a coil resonant at that frequency.. high frequency alternators were
one way in which Tesla got his sources for HV