Graphing RPM

Here is a case where an RPM math channel was applied to a one degree optical CMP a few years ago.

http://www.autonerdz.com/cgi/yabb2/YaBB ... 08802930/7

This discussion is in the public areas of our forums so is accessible to anyone who is a registered member. Registration is free to all.

This technique, of course, works best with higher resolution signals.

In this case, it was very helpful to easily see if signal degradation was the cause or the effect of a stalling situation as it illustrated where the RPM fell.