Re: tube spec.

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

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

In a message dated 2/12/01 2:43:06 PM Eastern Standard Time, tesla-at-pupman-dot-com 
writes:

> i would like to thank any and all that attempted to look up this tube
>  for me. i have found that it is a power triode built for military specs.
>  the parameters are the same as a 3-1000z.
>  has anyone out there used a 3-1000z on a vttc? are there any sites
>  explaining any of the design features of this tube?
>  thanks again.
>  marc

Marc,

I used a 3-500Z for a VTTC.  It gave a max of 17" spark, with the
plate red.  A nice tube, but I destroyed it during some crazy tests.
Sort of a zero-cutoff type, with high gain I think.  It needed fewer
grid coil turns and a lower grid resistance than usual, if I remember
correctly.

John