ac/dc

ac/dc

RPM counters are used to measure Speed of Motors (AC/DC) or any Rotating Object. They measure and indicate current Rotating Speed of Motor. Watch this demo video here. Read more: http://www.engineersgarage.com/electronic-circuits/simple-rpm-counter-using

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RPM counters are used to measure Speed of Motors (AC/DC) or any Rotating Object. They measure and indicate current Rotating Speed of Motor. Watch this demo video here. Read more: http://www.engineersgarage.com/electronic-circuits/simple-rpm-counter-using-ic-555