Re: Saturn starter motor

["PETER VANDERWAL" <peterv@peoplepc.com>]

> I guess the next step is a controller. I thought maybe a Micro
> Processor driving a couple of MosFets. What would be a good choice
> of MosFets?
> On the cheep side. Hey, I'm on a fixed income here. I have a Micro
> I can use, Probably most of the parts too. I figure the most of my
> running will be less than 50% Duty Cycle (unless my GD gets on it)
> so do you think I could get a hour running time out of the 3
> batteries?
>

You'll most likely go thru a bunch of MOSFETs before you figure out how to
make it work with out smoking the FETs.  It might be cheaper just to by a
ready made controller for $35 from:
http://members.tripod.com/~divelec/hbridge.html

This is a 24V controller that can handle 35 amps continuous and 50 amps
peak.