[Ivan’s] friend built a proximity sensor to switch his LED bench lighting off every time he walked away. The idea is pretty neat, so [Ivan] decided to implement it for mains devices by making this ...

The purpose of this Design Idea was to improve reliability, add new features, and replace a latching power switch with a momentary one. The features are: The switch has foolproof protection against ...

As the only electronics engineer in my family and circle of friends, it is sometimes not possible to evade an appeal for help. This time the request came from a friendly elderly lady in a retirement ...

Before we begin, we must begin with an obligatory disclaimer: handling mains voltage can be very dangerous. Do not do so unless you are qualified! You could burn your house down. (Without the lemons.) ...

I needed to reorganize the cabling in the server closet so I can reach the network switch after I put the upper deck in place on my model railroad. I need that extra 24" of depth for a turn. My wife ...

The SMT-mountable short-travel push-button switches are now joined by a new size version: the “WS-TASV SMT Tact Switch 4.5*3.2 mm”. The switches are available in three versions with different ...