![AC PWM Dimmer with Arduino, but the light is on even when Arduino is off - Electrical Engineering Stack Exchange AC PWM Dimmer with Arduino, but the light is on even when Arduino is off - Electrical Engineering Stack Exchange](https://i.stack.imgur.com/uE2EM.png)
AC PWM Dimmer with Arduino, but the light is on even when Arduino is off - Electrical Engineering Stack Exchange
![AC dimmer explained| Design your own dimmer PCB for Arduino| Phase angle control using TRIAC - YouTube AC dimmer explained| Design your own dimmer PCB for Arduino| Phase angle control using TRIAC - YouTube](https://i.ytimg.com/vi/OxWlp6F3MIc/maxresdefault.jpg)
AC dimmer explained| Design your own dimmer PCB for Arduino| Phase angle control using TRIAC - YouTube
![Amazon.com: 2 pcs GENUINE RobotDYN PWM Ac Programmable Light Dimmer 110V - 220V AC Module Controller Board For Arduino, STM, ARM, AVR, Raspberry Compatible 50/60hz With HeatSink 3.3V/5V Logic from 110V Ac Amazon.com: 2 pcs GENUINE RobotDYN PWM Ac Programmable Light Dimmer 110V - 220V AC Module Controller Board For Arduino, STM, ARM, AVR, Raspberry Compatible 50/60hz With HeatSink 3.3V/5V Logic from 110V Ac](https://m.media-amazon.com/images/W/MEDIAX_792452-T2/images/I/61ULhL-chsL._AC_UF894,1000_QL80_.jpg)
Amazon.com: 2 pcs GENUINE RobotDYN PWM Ac Programmable Light Dimmer 110V - 220V AC Module Controller Board For Arduino, STM, ARM, AVR, Raspberry Compatible 50/60hz With HeatSink 3.3V/5V Logic from 110V Ac
![GitHub - Flopster101/Arduino_AC_Dimmer: An Arduino project and circuit made for dimming an input AC current using a triac, zero-crossing detector and an IR receiver. GitHub - Flopster101/Arduino_AC_Dimmer: An Arduino project and circuit made for dimming an input AC current using a triac, zero-crossing detector and an IR receiver.](https://user-images.githubusercontent.com/50512583/173363683-739a890d-da57-4296-9655-e194628bc8ef.png)