I am trying to design a little circuit to control a light. I am trying to design a little circuit to control a light. It is supposed to be a one-push-button affair, with a long push for something and ...

This is an improved version of Anthony Smith’s designs for a latch on/latch off switch (see the whole series below). The new design switches a 120VAC load, and includes several much-needed details on ...

“Why not use a D-Flip Flop with the switch connected to clock, and via an RC to the Data input. Release switch quickly data is still low so output low. release after RC charged data is high so output ...

South Korean startup Naran launched a crowdfunding campaign on Indiegogo today for a smart button meant to control analog devices ranging from speakers to your crock pot. Called Microbot Push, the ...

Push button, order stuff. The Amazon Dash Button makes ordering things as simple as pressing a button when you realize you are running low. Here's how it works. Essentially born with a camera in hand, ...