pulsing coil input

[Frederic Breitwieser]

> Trying to create a replacement for an ignitor module for a small gas turbine.
> What would be the easiest/cheapest way to provide a 5-10 cps 12v primary input
> to an automotive coil?

I would suggest a 555 timer, driving a mosfet or large
bi-polar transistor.  Just make sure you put a diode across
the oil facing the wrong way to act as protection device
against back-EMF introduced into the transistor by the coil
upon magnetic field collapse :)




-- 
Frederic Breitwieser
Bridgeport, CT 06606

http://www.xephic.dynip.com
1993 Superchaged Lincoln Continental
1989 500cid Turbocharged HWMMV
1975 Dodge D200 Club Cab (soon to be twin turbo 440)
2000 Buick GTP (twin turbo V6)