Weekend Projects maker Chuck writes in with his custom Optical Tremolo Box, turning light-programmable waveforms into unique audio effects. He demonstrates four audio effects made by patterns drawn or painted onto re-used clear polycarbonate dummy discs from CD spindles.
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Cool rotary optical beat sequencer, based on a record turntable, from French media artists Jesse Lucas, Erwan Raguenes and YRO. It’s called “Dyskograf.”
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John Graham-Cumming (JGC), author of The Geek Atlas, wrote in to let us know about a fun conversion he did with a cheap optical mouse: For a small robot project I’m working on I needed a way to measure the robot’s progress across the floor. There are various possibilities, such as: use stepper motors (expensive […]
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The latest addition to our Weekend Projects series is an Optical Tremolo Box. Inspired by Charles Platt’s article about online DIY guitar stomp-box communities (MAKE Volume 15, page 82, “Stomp Box Basics: Tremolo and Fuzz”), MAKE Technical Editor Sean Ragan took up the challenge of building this project. He used a cadmium sulfide photoresistor as […]
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