Re: PLL-controlled SSTC?

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

Original poster: "Daniel McCauley by way of Terry Fritz <twftesla-at-qwest-dot-net>" <dhmccauley-at-spacecatlighting-dot-com>


The inherent problem is noise and harmonics.  The PLL itself would have to
be a "high voltage" PLL circuit with a very high error voltage output.
Noise / harmonics galore are definitely a problem to overcome, especially
when driving with a square wave!!!

Dan



> Has anyone experience of the use of Phase-Locked-Loops to keep a Tesla
coil in
> tune? This approach would appear to have advantanges in combining the
> efficiency of Class D switching with the frequency-tracking capability of
a
> self-resonant inverter -are there any serious problems with this approach?
> Also, is dead-time control actually essential for switching
transistors/MOSFETs
> in Tesla coil service?
>
>