marbenn
New Member
United Kingdom
2 Posts |
Posted - May 23 2005 : 2:25:15 PM
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In the 70's there was a circuit for auto tachometers that used a simple two transistor multivibrator to detect pulses from the coil. It was used by SMITHS on such rev. counters as used on Migets and MGB's. Anyone have details of circuit please?
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