Blog Posts | RBDIMMER

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LED Flickering with AC Dimmer: TRIAC or MOSFET — Causes and Fixes

Feb 26, 2026

0 1887

FAQ

Short answer: LED flickering with an AC dimmer has three distinct root causes. Types 1 and 2 are caused by TRIAC architectural incompatibility with LED lamps — the hardware fix is a MOSFET AC dimmer (...

ac-dimmer Arduino ESP32 flicker LED MOSFET TRIAC tutorial

How to Fix ESP32 AC Dimmer Flickering. Guide

Feb 10, 2026

0 2922

Tech Articles

If you are building an AC dimmer with a TRIAC, you have probably noticed flickering, unstable brightness, or random jumps in light intensity. Most DIY developers think the problem is caused by: low-qu...

ac-dimmer dimmerlink ESP32 tutorial

Dimmer with ESP32 – Blynk IoT Platform. Arduino code, settings, Web and mobile APP.

Mar 28, 2025

0 8773

Integration Guides

Blynk IoT is a full suite of software required to prototype, deploy, and remotely manage connected electronic devices at any scale: from personal IoT projects to millions of commercially connected pro...

ac-dimmer Arduino Blynk ESP32 tutorial

Dimmer with ESP32 – ESP RainMaker Cloud platform + Mobile APP.

Mar 28, 2025

0 10019

Integration Guides

ESP RainMaker® is a complete system for building AIoT products with a minimal amount of code, empowering your team to develop and deploy secure, customized AIoT solutions. It covers all Espressif chip...

ac-dimmer Arduino ESP32 RainMaker tutorial

Dimmer with ESP8266/ESP32 MQTT – Publish and Subscribe with Arduino IDE. Connecting to Home Assistant, Node-RED, Amazon AWS, and openHAB

Mar 28, 2025

0 7450

Integration Guides

This project shows how to use MQTT communication protocol with the ESP32 to publish messages and subscribe to topics from MQTT broker under servers like Home Assistant, Node RED, Amazon AWS, and openH...

ac-dimmer Arduino ESP32 home-assistant MQTT tutorial

Dimmer controller – ESP32/8266 web server with slider Arduino code.

Mar 28, 2025

0 9559

Integration Guides

In this Dimmer control with the web-server project, we will learn how to build with ESP8266 and ESP32 the slider web-server that will control the dimming voltage level of the dimmer connected to the E...

ac-dimmer Arduino ESP32 tutorial web-interface

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ac-dimmer Arduino berry Blynk buyer-guide dimmerlink DimmerLink ESP32 ESP8266 esphome flicker halogen home-assistant home-automation I2C incandescent IRAM_ATTR leading-edge LED linux MOSFET MQTT multi-channel new-product new-release news python RainMaker raspberry-pi RBDdimmer safety smart-home tasmota Tasmota theory trailing-edge TRIAC troubleshooting tutorial web-interface WiFi zero-cross