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Classic optocoupler - TRIAC circuit for controlling an AC load with Arduino - Motors, Mechanics, Power and CNC - Arduino Forum
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Amazon.com: PWM AC Voltage Dimmer 50/60Hz 80-240VAC for Arduino Raspberry Leading Edge Dimmer for AC Motor Pump Fan Light Heater Max 500W Pro Engineered Onboard Snubber Circuit - Compatible Worldwide : Tools
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