Re: Microwave oven fan motors for srsg

[FutureT-at-aol-dot-com (by way of Terry Fritz <twftesla-at-uswest-dot-net>)]

In a message dated 8/28/00 10:51:42 AM Pacific Daylight Time, 
tesla-at-pupman-dot-com writes:

> Original poster: "Kelly & Phillipa Williams" <kellyw-at-ihug.co.nz> 
>  
>  
>  
>  I have just found out that microwave oven cooling fan motors are 
synchronous
>  motors,
>  and I was wondering whether you could build a synchronous spark gap using
>  one of
>  these. I suspect that they do not output enough torque though. I have two
>  15/30 NST's so
>  it would not be used for a high current application.
>  Can anyone give me some advice on this?
>  
>  Thanks, Alan

Alan, the ovens just use el cheapo induction shaded pole motors, they
are not sync motors.  How did you conclude that they are sync?  And
you're right; they're weak too.  Are you sure the reel to reel motors are
sync?

John Freau

>  
>  P.S. I also have a synchronous motor from an old reel to reel tape recorder
>  that looks bigger and more powerful than the microwave fans, but not much.