Thread: 3.2L RPM / Tach Signal for Wideband Datalogging
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rick-l rick-l is offline
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Join Date: May 2002
Location: St Louis
Posts: 4,211
Here is what is in the DME, upside down of course. I think the rising edge of pin 21 corresponds to a spark.

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Rick
88 Cab
Old 06-29-2015, 03:30 PM
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