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Re: new single 833A VTTC



Original poster: "Jim Mitchell" <electrontube-at-sbcglobal-dot-net> 

The output is loud 60hz mains hum I'm assuming, but it is stacatto, so maybe
not.

Regards - Jim Mitchell
----- Original Message -----
From: "Tesla list" <tesla-at-pupman-dot-com>
To: <tesla-at-pupman-dot-com>
Sent: Monday, December 22, 2003 10:33 PM
Subject: Re: new single 833A VTTC


 > Original poster: brent meyer <res095fx-at-verizon-dot-net>
 >
 > Incredible pictures, Steve.  I think I may try a version of this one
myself.
 > The stacatto generator necessary to keep the plate dissipation within
 > reason?  This would be my first foray into a VTTC, I built mostly small
 > coils before, the idea of no spark gap noise is intriguing to me.  What
does
 > the output sound like?  The classic RF sizzle?  Have you measured the
 > frequency of the output at all?  And why the 833?  Had you considered
using
 > any other transmitting tube types?
 > Also, it may be informative to know your primary voltage .  Very nice
 > design.
 >
 >  > From: "Tesla list" <tesla-at-pupman-dot-com>
 >  > Date: Sun, 21 Dec 2003 21:39:54 -0700
 >  > To: tesla-at-pupman-dot-com
 >  > Subject: new single 833A VTTC
 >  > Resent-From: tesla-at-pupman-dot-com
 >  > Resent-Date: Sun, 21 Dec 2003 21:47:17 -0700
 >  >
 >  > Original poster: "Steven Ward" <srward16-at-hotmail-dot-com>
 >  >
 >  > Hey guys
 >  >
 >  > just build a new VTTC the other day with great success.  Whats funny is
 >  > that just the single 833A does nearly as much as when i had 2 of them
on my
 >  > old coil... obviously the dual 833A VTTC was NOT optomised.  Im running
the
 >  > filament a bit hot (10.5-11V) so this may help its performance.  So far
it
 >  > has worked excellent up to 22" of spark.  I can run at 15pps with only
a
 >  > slight redness of the plate. 20 and 30pps is possible at only 18"
sparks.
 >  > Its still rather nice looking though and worked pretty good from the
start.
 >  > I will add component values to this page later, but check it out:
 >  >
 >  > http://www.hot-streamer-dot-com/srward16/833AVTTC.htm
 >  >
 >  > There may be some more spark left in it still, if i make any
improvements i
 >  > will post them ;)
 >  >
 >  > Steve Ward
 >  >
 >  >
 >
 >