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Re: OBIT Qs



Original poster: "by way of Terry Fritz <twftesla-at-uswest-dot-net>" <FutureT-at-aol-dot-com>

In a message dated 12/14/00 7:58:53 PM Eastern Standard Time, 
tesla-at-pupman-dot-com writes:

> Sue Gaeta,
>            a question about the OBIT you are rewinding. Are OBITs single 
> ended
>  or are they center tapped.
>  
>  I just found out that (by law???) any NST over 7.5kv is center tapped, and
>  my set up is currently for a 6-20 single ended NST. I want to try higher
>  voltages to see how spark varies with power on my "small" coils. I'ld like
>  to try 6, 7.5, and 9 kv, but I'll go for a 10kv OBIT instead of the 9kv NST
>  if the OBIT is single ended.
>  
>  -Pete Lawrence.
>  
>  (ps, anyone, if OBITs are single ended, where can I get one in 
California...)
> 
>  

Pete,

I've seen OBIT's in both single ended and center tapped styles, but
these are old, so I don't know if they're still made both ways.

John Freau