Re: blown NST's

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

In a message dated 9/7/00 12:28:15 PM Pacific Daylight Time, tesla-at-pupman-dot-com 
writes:

> Hi All,
>  
>   I recently cooked my sync motor, so I grabbed DC motor (thanks again,
>  Dave!), and fired that up -at- ~500bps.  Ran it for a decent while on a 
variety
>  of coils, and so far have no ill effects on the tranny.  The saftey gap I
>  set in a little bit (gets a bit of purple fuzz on the electrodes on just 
the
>  NST).  I never ran the gap below 2k rpm's, and found 2 spots spinning up
>  that it definately "wasn't happy with", because the saftey would fire a few
>  times.  I'm running an LTR cap, but the 9/60 seems to charge it up just
>  fine.  I do have to say, running the gap at 100% on the variac, the
>  streamers just go *wild*.  All over the place.  Not really any longer, but
>  they move a lot faster.  Looks really cool.  I am fully expecting to cook
>  this NST sooner or later, but maybe the high breakrate won't kill it.
>  
>    Input?  Ideas?  Suggestions?
>  
>                       caio!

Sundog,

Yes, I think the higher rpm's are much safer for the NST,
because they prevent the voltage from ever going too high.

John Freau