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Re: Permanent magnet Tesla coil



Original poster: Steve Conner <steve@xxxxxxxxxxxx>


> For a 200kHz coil, > the magnets need to spin at 200k rpm.

Hz are cycles per second. RPM are cycles per minute.
So make that 12 million RPM.

Read about the Alexanderson alternator for a way of
generating high frequencies with relatively sane RPMs.
Tesla owned some alternators like these and used them
to drive his coils, so it's not a new idea.

Steve Conner