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  1. canadianhorsepower

    tachometer, the easy way

    I'm a big fan of tachometer on any machinery. But on the other hand it irritates me when you look at a tachometer on some machinery site and the price is exhaustive. and for NO real reason. here are pictures of the tach system I use, from 9 to 99000 rpm, from 9 to 36 volts and can be mounted in...
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