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Re: Permanent magnet Tesla coil
- To: tesla@xxxxxxxxxx
- Subject: Re: Permanent magnet Tesla coil
- From: "Tesla list" <tesla@xxxxxxxxxx>
- Date: Thu, 18 Aug 2005 12:40:17 -0600
- Delivered-to: testla@pupman.com
- Delivered-to: tesla@pupman.com
- Old-return-path: <vardin@twfpowerelectronics.com>
- Resent-date: Thu, 18 Aug 2005 12:48:27 -0600 (MDT)
- Resent-from: tesla@xxxxxxxxxx
- Resent-message-id: <127dgC.A.B-G.5fNBDB@poodle>
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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