But what if all you have on hand is an ESP8266? [TechColab] needed to control a solenoid valve with a short pulse via a solid-state relay (SSR) but found that the trusty 555 timer was tricky to ...

In a circuit that exhibits high inductance, such as a motor circuit, a solenoid ... Mechanical relays, contactors, and switches all will exhibit this type of behavior. Solid-state triac devices ...

He controls the lights with an Arduino Pro and an SSR controller board. The 24 lights are divided into ten sections; each of these has its own solid-state relay circuit built around an MC3042 as t ...