Posts tagged with Songle

ESP8266 5V Wi-Fi relay switch modules

Posted | Updated
Filed under Electronics

ESP8266 5V Wi-Fi Relay Switch Modules

ESP8266 5V Wi-Fi relay switch modules are Wi-Fi enabled, relay power switches with an ESP-01 board. They can be controlled wirelessly from smart devices.

Relay switch modules

Posted | Updated
Filed under Electronics

Relay switch modules are used as high-voltage AC switches using DC power. It is made up of a relay, screw terminals, a resistor, diode, capacitor, transistor and LED.

Understanding the colour wheel

Posted | Updated 3 November 2021
Filed under Graphic Design

Understanding the colour wheel

The colour wheel represents the relationships between primary, secondary and tertiary colours. This post will help readers to understand the colour wheel.