Re: using ignition coils for marx supply

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Original poster: "Anthony" <ant17-at-optushome-dot-com.au> 

why do i need 2.8 x erms when peak is 1.414 x Erms
----- Original Message -----
From: "Tesla list" <tesla-at-pupman-dot-com>
To: <tesla-at-pupman-dot-com>
Sent: Sunday, 30 November 2003 7:28 AM
Subject: Re: using ignition coils for marx supply


 > Original poster: "Dr. Resonance" <resonance-at-jvlnet-dot-com>
 >
 >
 > Wrong.  If it's a 30 kV average output coil you need 2.8 x Erms rating, so
 > you will need 84 pcs in series as an absolute min.  Jim's flyback idea is
 > much better.
 >
 > We use the old TV type, very large, with a tripler circuit (epoxy sealed
and
 > cheap) and includes the HV diodes all in one package to provide a steady
30
 > kV DC charging potential at 1 mA.
 >
 > We also have larger flybacks that will provide up to 10 mA at 30 kV for
cap
 > charging duty cycles.  I sell them for $25/pc.
 >
 > Dr. Resonance
 >
 > Resonance Research Corporation
 > E11870 Shadylane Rd.
 > Baraboo   WI   53913
 >  >  >
 >  >  > You would need a big diode, where would you get one?  Just use a
 > flyback
 >  >  > transformer.
 >  >  >
 >  >  > Regards - Jim Mitchell
 >  >  >  >
 >  >  >  > hi guys i was wondering if any of you guys has had much luck a
using
 > a
 >  >  >  > rectified ignition coil as a power supply for a marx did it work
ok
 >
 >