Low impedance waste spark coils?

[John Dammeyer]

>From: "Clay Buccellato (Anthony)" <claybu at sr.hp.com>
>Subject: Low impedance waste spark coils?

>As far as I can tell, the only coil packs currently available are the
>factory units from Ford and Chevy. I've been told that they suffer from
>insulation breakdown on the secondary side, if you try and drive them
>very  hard. I'm looking for the waste-spark equivalent of the Crane
>PS-92, or MSD pro-power. I want lightning bolts  :)

We're currently using the Ford units for aircraft applications and haven't yet
had problem that we are aware of.  Where did you hear that the insulation breaks
down on the secondary side?  I'm currently dumping a 1.5uFd Cap sitting at 225V
into it through a triac.  Works great.

Regards,

John