Re: Secondary Frequencies . . .

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

Original poster: "Malcolm Watts by way of Terry Fritz <twftesla-at-qwest-dot-net>" <m.j.watts-at-massey.ac.nz>

On 5 Sep 2002, at 7:15, Tesla list wrote:

> Original poster: "Mccauley, Daniel H by way of Terry Fritz
<twftesla-at-qwest-dot-net>" <daniel.h.mccauley-at-lmco-dot-com>
> 
> 
> 
> What the the lower limits on resonant frequencies be for a good working
> coil???
> Is 70-80kHz too low????

No, but secondary size should scale to match. There is no reason in 
principle why a coil couldn't operate at 10kHz but the secondary and 
its wire would have to be pretty big to ensure low losses (aka high 
Q).

Regards,
Malcolm