Search found 3 matches

by Bob
Sun Mar 05, 2006 12:43 am
Forum: How-To and Modifications
Topic: How To: DIY MSD Ignition Driver box
Replies: 2
Views: 5613

Here is how you hook it up

Image

Have fun and be carefull

Bob the electronics dude
by Bob
Sun Mar 05, 2006 12:30 am
Forum: How-To and Modifications
Topic: How To: DIY MSD Ignition Driver box
Replies: 2
Views: 5613

here is the circuit.... http://www.postimage.org/aV21RGzJ.jpg Now.... you would have one trigger for the 1 & 4 coil.... and one for the trigger on 2 & 3 Keep in mind that the collector is attached to the metal heat sink of the transistor so be carefull not to let the two transistors touch. It would ...
by Bob
Sat Mar 04, 2006 9:29 pm
Forum: How-To and Modifications
Topic: How To: DIY MSD Ignition Driver box
Replies: 2
Views: 5613

How To: DIY MSD Ignition Driver box

This is an easy circuit to make. The ECU signal is 0V and it sends +5V pulses when it wants to trigger the spark plugs The aftermarket systems want to see +12V with pulses down to 0V when a spark trigger occurs. So... it's just a simple inverter. You take a resistor such as 4700 ohms and attach it b...