Technology

Graphite sequencer

Graphite sequencer

Here’s an interesting project by Caleb Coppock: Graphite conducts electricity. Two wires brush against the surface of a paper disk as it spins. The wires are connected to a simple electronic tone generator. When a line of graphite is drawn across the disk, connecting two wires, a tone is heard. The quality of the line […]

Cassius punching bag

Cassius punching bag

Fluidforms writes: The Cassius Punching Bag contains a matrix of 9×7 force sensors that measure the force exerted by a blow to the punching bag. The sensors are plugged into an Arduino board that sends the values over USB to a computer using the MIDI protocol. The computer is running a Processing sketch that receives […]