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Thread: Car Battery Tester Measure Amps and Alternator Draw - Measure DC Amps

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    Boyntonstu's Tools

    Car Battery Tester Measure Amps and Alternator Draw - Measure DC Amps

    In order to measure 100 Amps DC I am using a multimeter and a 18.75" length of 0.128" Diameter solid copper wire (#8).

    The voltage drop measured across the wire in mllli-Volts directly equals the current in Amps.


  2. The Following 2 Users Say Thank You to Boyntonstu For This Useful Post:

    Jon (Sep 17, 2015), kbalch (Sep 23, 2015)

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