Instead of using coil, packaged solid-state relays(SSR) use power semiconductor devices such as thyristors and transistors, which provide a much faster switching speed than the mechanical relays. The ...
ESP32 Bluetooth Relay Control Demo of ESP32 with 8-channel relay controlled via Bluetooth. Android app created using MIT App Inventor serves as the interface. Wireless home automation made simple!
Raspberry Pi users may be interested in a new 8 channel relay board named the PiRelay 8, specifically created for the Raspberry Pi range of mini PC systems. The relay board allows you to connect up to ...