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 ...

If like me you have plenty of USB cables charging different devices from Raspberry Pi devices and projects to your phone, you may be interested in the retro-styled USB hub Hella Switch. Offering a ...

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 ...