@simple-circuit

@simple-circuit

Simple Projects | Arduino 220V AC frequency counter @simple-circuit | Uploaded 4 years ago | Updated 1 day ago
220/380V AC Frequency Meter with Arduino. Circuit diagram and Arduino code at:
https://simple-circuit.com/arduino-frequency-meter-220-380v-ac/

Arduino 220V AC frequency counter

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Arduino 220V AC frequency counter @simple-circuit