Re: NEW Self-Resonant COMPLETE SSTC Boards - BULK ORDER

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

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

Not at the new PCB company I discovered... You can get ridiculously cheap
boards there.

Regards - Jim Mitchell
----- Original Message -----
From: "Tesla list" <tesla-at-pupman-dot-com>
To: <tesla-at-pupman-dot-com>
Sent: Sunday, April 11, 2004 10:52 AM
Subject: Re: NEW Self-Resonant COMPLETE SSTC Boards - BULK ORDER


 > Original poster: "Eastern Voltage Research Corporation"
<dhmccauley-at-easternvoltageresearch-dot-com>
 >
 > Actually 7x10 was just an estimate.  Its actually not that large of a
board
 > considering the size of the power components on it.
 > I'm actually going to be making separate boards now (one for each
half-power
 > section, one the basefeed self-res circuit, and one for the
 > external pulse modulator circuit) although I'm probably not going to offer
 > them for bulk purchase.
 >
 > The thing is, that when you do large board orders, a small 5x5 board will
 > cost just as much as a 7x10 board in quantity, so you might as
 > well take advantage of the "free" extra space.
 >
 > Dan
 >
 >
 >
 >
 >  > Sounds good,  But why don't you try to make the board more compact?
7X10
 > is
 >  > pretty big considering my SSTC boards were 2X3...  And the H bridge
being
 > on
 >  > there doesn't account for the large size,  I managed to fit an entire
SSTC
 >  > into a
 >  >   5 X 6.75" base,  see here,
 >  > www.hot-streamer-dot-com/electrontube/temp/dsc01325.jpg and
 >  > www.hot-streamer-dot-com/electrontube/temp/dsc01324.jpg
 >  >
 >  > It might seem that some people would want to make their own H bridge or
 >  > Halfbridge that way they could build the coil to their caterings.  45$
 > seems
 >  > like a lot,  considering those large SOT-227 IGBTs will cost about
20-30$
 >  > each depending on where you get them...
 >  >
 >  > Good Luck.
 >  >
 >  > Regards - Jim Mitchell
 >
 >