AC Dimmer Flickering at Low Brightness Levels Feb 26, 2026 0 18 FAQ TL;DR: Lo sfarfallio irregolare al 5–25 % di luminosità (stabile al 50 %+) è causato da jitter del segnale ZC, ritardi ISR del WiFi su ESP32/ESP8266 o mancati trigger di corrente di mantenimento TRIAC... ESP32 ac-dimmer halogen incandescent troubleshooting tutorial Read more
AC Dimmer Doesn't Turn Off: Residual Glow at 0% Feb 26, 2026 0 29 FAQ TL;DR: Setting the dimmer to 0% does not guarantee the lamp turns off. TRIAC holding current keeps the switch conducting at low loads. Fix: call dimmer.setState(OFF) or setMode(OFF_MODE) instead of se... TRIAC ac-dimmer halogen incandescent troubleshooting tutorial Read more