Optigan.com has introduced four new sound discs for the Optigan ‘optical organ’, a keyboard from 1971 that played back optically-encoded audio samples. The Optigan plays flexible sound disks, which look a bit like xrays, but have samples encoded on them as circular patterns. The resulting sound plays back with a unique, lo fi quality. In… Read More Vintage Optigan Keyboard Gets Four New Sound Discs
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