A device that opens and closes an electric circuit. It uses a lever that is moved up and down; a light switch on the wall being a common example. Early computers, especially mainframes, often had many ...

One Switch isn’t a new app, but it does look like one of the handiest Mac apps for anyone who follows our Cult of Mac how-tos. The app puts a drop-down list in your Mac’s menu bar, offering instant ...

There’s a new accessibility feature built into Apple’s already pretty splendid suite of options for people of various abilities. Called Switch Control, it allows those with motor difficulties to ...

We all have too much stock of one component or another. Maybe you have more audio pots than you know what to do with, or maybe it’s zener diodes. For [technologyguy], that thing is a pile of toggle ...

This Toggle Switch uses the popular Johnson Decade counter IC CD4017. By giving positive pulses to its clock input, the ten outputs of the IC becomes high one by one provided the reset pin is grounded ...