Re: Spark Gap Tubes

["Tesla list" <tesla-at-pupman-dot-com>]

Original poster: FutureT-at-aol-dot-com 

In a message dated 9/18/03 6:23:04 AM Eastern Daylight Time, 
tesla-at-pupman-dot-com writes:

Jimbo,

I think Tim Raney did some work with such tubes in a Tesla coil.
They are only suitable for very low powered work.  I'm not even sure
if the particular coil gave an actual spark output.  It may have been
used for "radiating" experiments.

John

>Anyone have experience with spark gap tubes
>(sometimes called TR tubes) from radar modulators?
>I checked the archives and found a brief mention,
>but it does not look like anyone experimented with
>them. They were referred to as vacuum gaps, but
>this is incorrect, since they are gas filled and often
>pressurized. They seem to have impressive
>specifications, but the construction does not look
>like it could support the power levels quoted. My
>guess is the peak power is high, but the average
>power must be rather modest. I have a 1B22 which
>is rated at 67AMPS for 0.75ms at 1000 PPS, or
>2.25ms pulses at 330 PPS. Conduction starts at
>2.7KV, about in MOT range. Big problem is, no
>adjustments to the gap are possible.
>
>Jimbo             jwhitmor-at-muscanet-dot-com
>