Simple Tachometer Hookup

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4Strokes
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Simple Tachometer Hookup

Postby 4Strokes » Tue Mar 07, 2017 7:50 am

If you have a single-fire ignition system with two coils and your newly installed tachometer shows only half or 50% RPM reading, you will need to install two 100K-ohm resistors and two 1N4007 diodes as shown in the diagram below.

tach_hookup.gif
Simple Tachometer Hookup

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