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Re: Rotary Spark gap



---------- Forwarded message ----------
Date: Thu, 2 Oct 1997 21:03:31 -0600
From: Vince Cothran <vcothran-at-mindspring-dot-com>
To: Tesla List <tesla-at-pupman-dot-com>
Subject: Re: Rotary Spark gap

<snip>

> > Hi All,
> >         OK one last try.  I've asked a few questions regarding
> > improving
> > my understanding of rotary spark gap construction and have only
> > recieved
> > TWO replies.  A thousand thank you's to those two who have tried to
> > help
> > me so far.  The problem is that the two answers I recieved were sort
> > of
> > brief and I still don't get it.  Sorry. :)
> >         First of all I've never seen a "sync" motor and I'm not sure
> > what they do.  If I wanted to modify a
> > motor to run snyc, I understand that flats need to be filed on the
> > armature, is there somewhere I can see pictures that detail this sort
> > of work.  Its very hard to "visualize" what to do from a short text
> > paragraph telling me to file flats 1/8 the size of the armature etc.

Check
http://www.funet.fi/pub/sci/electrical/tesla/pictures/turner/salnt_1t.jpg
for an excellent photo of a modified rotor.

Regards,
Vince