Innovate SSI-4 & MSD Ignition Help
10-19-2008, 08:40 AM
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Innovate SSI-4 & MSD Ignition Help
I have a MSD 6T ignition in my 90 944 Porsche. It has a seperate tach output that puts out a 12 volt square wave signal with a 20% duty cycle. Can I use this output to measure RPM with the SSI-4 I just purchased???
THANKS
Tom
THANKS
Tom
