It certainly seems as though it should be an easy enough project; all [Miguel De Andrade] wanted was to receive a notification when somebody was pressing his doorbell, and thought it would be a good ...

I recently won an Amazon Echo in a BBQ cooking competition and I was eager to get it set up in my house. As you may know, the Echo allows you to use voice commands to do things like order from Amazon, ...

“You could’ve done that with a 555 timer.” 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 ...