YouTuber puffhandy turned this old record player into variable filter for audio effects. A photocell inside responds to light passing through any holes drilled into the platter. Of course it's very possible to create this type mechanism using a small DC motor + opaque disc but the above would make great use of an otherwise unwanted component. [via Matrixsynth]
DIY Turntable filter
Recent Entries
- 3D renderings of the Mandelbrot set
- New in the Maker Shed: Microbe Motel kit
- Science through graphic novels
- Tiny solar-powered brass engine in a wineglass
- Maker Shed kiosks at Fry's
- New hackerspace in Chicagoland: Workshop 88
- Mint tin electronics dev kit packs the essentials
- Olympus BioScapes competition winners
- Mac mailbox
- LHC tweets its first circulating beam of 2009
Leave a comment
Subscribe to MAKE Magazine!
Subscribe today, save 42% and get web access to MAKE free. MAKE Digital Edition is available only to subscribers.
$34.95 / 1 year
(4 Quarterly Issues)



































