Re: Cap Location (fwd)

---------- Forwarded message ----------
Date: Tue, 13 Jan 1998 00:58:51 +0000
From: "John H. Couture" <couturejh-at-worldnet.att-dot-net>
To: Tesla List <tesla-at-pupman-dot-com>
Subject: Re: Cap Location

At 05:35 AM 1/12/98 +0000, you wrote:
>From: 	Antonio Carlos M. de Queiroz[SMTP:acmq-at-compuland-dot-com.br]
>Sent: 	Monday, January 12, 1998 12:03 AM
>To: 	Tesla List
>Subject: 	Re: Cap Location
>John H. Couture wrote:
>>   Tesla in the CSNotes said he thought the gap across the transformer was
>> better than the cap across the transformer as you and Mr. Cox suggest. He
>> based this on the fact that the current from the cap did not have to go thru
>> the gap to get to the TC primary winding. However, he did not make
>> comparison tests to determine which method was preferable. Also, he did not
>> address the problem of the gap OPENING.
>Strange. In any configuration the three elements capacitor, gap, and primary
>inductor are in series. The difference is where the power transformer is.

  Antonio -

  Please refer to my reply to Greg Leyh.


>The capacitor alone is a good protection against overvoltage. It can't charge
>to more voltage than it had at the start of the cycle.

  But this wold not be true when the gap opens when voltage transients are

  John Couture