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Re: Flyback Driver PCBs



Original poster: Brett Miller <brmtesla2-at-yahoo-dot-com> 

Jim,

Photographs are dubious.  The only true test is if his
work can be replicated.  And since we have few
details...no schematic......

-Brett


--- Tesla list <tesla-at-pupman-dot-com> wrote:
 > Original poster: "Jim Mitchell"
 > <electrontube-at-sbcglobal-dot-net>
 >
 > WHAT!? Kreso thats 6 & 1/2" arcs from a plasma globe
 > flyback?! Those things
 > are tiny 1" cubes that go up in flames if you try to
 > get more then a few kV
 > out of them!
 >   Strangely I am suspicious.  Do you have pictures?
 >
 > Regards - Jim Mitchell
 >
 > ----- Original Message -----
 > From: "Tesla list" <tesla-at-pupman-dot-com>
 > To: <tesla-at-pupman-dot-com>
 > Sent: Tuesday, April 13, 2004 9:51 AM
 > Subject: Re: Flyback Driver PCBs
 >
 >
 >  > Original poster: Kreso Bukvic
 > <kreso.bukvic-at-kc.htnet.hr>
 >  >
 >  > Now for me to spit somthing. I had gotten from
 > small cheap commercial
 > plasma
 >  > globe flyback ~ 17 cm flaming arc. I was just
 > keeping this for me but il
 >  > give the word out. I was driving this flyback
 > from PC SMPS so i thinked
 > why
 >  > we all use  LV output of this small transformer?
 > So i connected my flyback
 >  > primary to primary of the transformer i gues
 > there was arround 300 VDC.
 > The
 >  > flyback gaved 5 - 6 cm arcs now. After some head
 > scratching i realised
 > that
 >  > SMPS transformer eated alot of power so i remowed
 > it. After turrning on i
 >  > realised thet the flyback is giving small arcs to
 > air (like Tesla coil).
 >  > Trying to pul an arc i realised it can make ~ 17
 > cm flaming arcs. I was
 >  > impressed . So i tried to connect big DC flyback
 > there and tried to pull a
 >  > spark at point of ~8 cm the corona appeared but
 > as soon the spark created
 >  > the mosfets blew i think that wasn ot problem a
 > wire hanged and shorted
 > the
 >  > output. I never tried this experiment later (
 > need to build a sstc.)
 >  >
 >  > I know all will call me a layer and wont bolive
 > me, but try it im NOT
 > lying
 >  >
 >  > The picture of the flyback can be seen here
 >  >
 >
http://www.allthingstesla-dot-com/viewthread.php?tid=766&page=#pid6060
 >  >
 >  > BTW the SMPS was AT 200 W
 >  >
 >  > Best Regards
 >  >
 >  > Kreso Bukvic
 >  >
 >  >
 >
 >