Original poster: "Matthew Smith by way of Terry Fritz <twftesla-at-qwest-dot-net>" <matt-at-kbc-dot-net.au>
Hi Liviu, All
A thought springs to mind - how about putting the two secondaries on the
same core and then winding the primary and feedback windings on the
upper cross member? Perhaps you would get less loss this way...
FF PPPP
CCCCCCFFCCCCCPPPPCCCCCC
CC FF PPPP CC
SSSSSS SSSSSS
SSSSSS SSSSSS
CC CC
CCCCCCCCCCCCCCCCCCCCCCC
Hey, I never professed to being any good at ASCII art!
Cheers
Matthew Smith
Tesla list wrote:
> Original poster: "Liviu Vasiliu by way of Terry Fritz
<twftesla-at-qwest-dot-net>" <teslina-at-yahoo-dot-com>
>
> Hello list. You missed me guys!
> I finished another project of mine: a good high
> voltage, high frequency suorce for plasma balls = THE
> TWINFLYBACKS.
> Look at:
> http://www.geocities-dot-com/teslinasite
> at " TWINFLYBACKS"
> I used this little beast to drive a 4" plasma globe
> made by a large light lamp - see also " 4" PLASMA
> GLOBE DRIVED BY TWINFLYBACK".
> It is built from two common white-at-black flybacks
> mounted back-to-back with a common primary. The
> magnetic flux produced by the primary coil in the
> central column is divided by 2 in the periferic
> columns, so, for 36 VDC input I'll have 18 volts on
> each flyback (so, no danger to overvolt them too
> much). The secondaries are connected in serie. I think
> that I can increase the input with a good insulation
> between the primary and the core. Results until now:
> more than 6 cm powerfull arcs.
> This source can also be used to drive little tesla
> coils.
> teslina
>
> _