Re: Saturn starter motor

[Ron Schroeder <rjs@bnl.gov>]

At 10:06 AM 6/30/00 -0700, you wrote:
<snip>
>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?

Try 3 or 4 IRFZ46N-ND from www.digikey.com driven from a 555 timer or a PWM
controller chip.

>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 will probably get over an hour on 2 of them with 56A max and 50%
discharge on those used batteries.


Ron
----------------------------------------------------------------------
Ron Schroeder
WD8CDH
E. E. S.
wd8cdh@bnl.gov
rjs@bnl.gov
ron@112motors.com
631 344-4561 Day
631 286-5677 Nite
*note change of area code to 631 from 516