Arduino sine wave generator - Oscilloscope waveform @simple-circuit

Arduino sine wave generator - Oscilloscope waveform @simple-circuit

Uploaded October 2024 | Updated September 2026, 2 weeks ago

Arduino Sinewave Generator - Oscilloscope waveform.
PWM Technique with smoothing RC low-pass filter is used to generate a sine-wave signal.
Circuit diagram and Arduino code at:
simple-circuit.com/arduino-sinewave-generator-pwm-rc-low-pass-filter

Circuit test with digital multimeter:
youtu.be/XM5i60DlUD8

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Arduino sine wave generator - Oscilloscope waveform