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Sparks in Georgia
Since I destroyed my NSTs, have been using a 70:1 PT
> ----------
> From: Tesla List[SMTP:tesla-at-pupman-dot-com]
> Sent: Saturday, October 24, 1998 13:02
> To: tesla-at-pupman-dot-com
> Subject: MOT Experiment
>
> Original Poster: "Gregory R. Hunter" <ghunter-at-enterprise-dot-net>
>
> The other day I wired a DMM set on AC Amps function in series with a 115V
> 600W MOT and measured its magnetizing current. To my surprise, the thing
> drew 2200ma with no load! Core CCA is about 2.4 square inches, and based
> on the turns-per-volt of the low voltage filament winding, I calculated
> its
> primary turns at 132. I'm no EE, but over 2 amps of magnetizing current
> seems excessive. If I use four of these to achieve 8KV, they will draw
> almost 9 amps of current with no load. I like to tinker with MOTs because
> they are cheap and plentiful. Unfortunately, they also appear to be on
> the
> very edge of saturation! I'd still like to try to make a Tesla coil power
> supply with MOTs, even if they are wasteful.
>
> Greg
>
>