This circuit generates a tone that sounds very similar to a siren. The generator part of the circuit is made of the combination of PNP and NPN transistors. Toghether, the two transistors build up a ...

A simple electric circuit learns to classify data in a creative new design that could lead to more energy-efficient machine-learning hardware. The creative new approach could lead to more energy ...

A simple circuit’s siren song . For the best results, we’ll need to check out some things that don’t appear on the data sheets, but let’s cut straight to something more practical: a working circuit.

A simple circuit is a chain of different parts with wires and switches which allows electricity to flow around. All electrical appliances use circuits. For electricity to flow correctly, ...

Most broken furniture parts are easy to repair. TOOLS: Sturdy cord, C-clamps or pipe clamps, 8- to 10-inch sturdy dowel, pliers, wire cutters, pencil, drill, small handsaw, screwdriver, sharp chise… ...

The circuit itself is quite simple, especially because it uses an Arduino. You could accomplish the same thing with a 555, but that’s going to complicate the circuit sculpture part of things a bit.

A relatively simple circuit invented by researchers at the University of Texas could let smartphones and other wireless devices send and receive data twice as fast as they do now. The circuit ...

Your toilet is a simple, relatively straightforward device. Knowing how the various parts work and how to repair them will ...