Peek Into This Synth’s Great Design (And Abandoned Features)

[Tommy]’s POLY555 is an analog, 20-note polyphonic synthesizer that makes heavy use of 3D printing and shows off some clever design. The POLY555, as well as [Tommy]’s earlier synth designs, are based around the 555 timer. But one 555 is …read more

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World’s Smallest MIDI Synth, Now Even Better

We’re pretty sure there’s no internationally recognized arbiter of records like “World’s smallest full-featured polyphonic stereo MIDI synthesizer that fits in a DIN shell”. If there isn’t, there sure should be, and we’re pretty sure [mitxela]’s Flash-Synth would hold that particular record.

This is one of those lessons that some …read more

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Open Source Synthesizers Hack Chat

Matt Bradshaw is a musician, maker, and programmer with a degree in physics and a love for making new musical instruments. You may remember his PolyMod modular digital synthesizer from the 2018 Hackaday Prize, where it made the semifinals of the Musical Instrument Challenge. PolyMod is a customizable, modular synthesizer that uses digital rather than analog circuitry. That seemingly simple change results in a powerful ability to create polyphonic patches, something that traditional analog modular synths have a hard time with.

Please join us for this Hack Chat, in which we’ll cover:

  • The hardware behind the PolyMod, and the design

…read more

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Teensy and 3D Printer Make Beautiful Music Together

[Otermrelik] wanted to experiment with the Teensy audio library and adapter. That, combined with his 3D printer, led to a very cool looking build of the teensypolysynth. The device looks like a little mini soundboard with sliders and 3D printed knobs. You can see (and hear) it in the video below.

The Teensy audio library supports several output devices including several built-in options and external boards like the audio adapter used here. The library does CD-quality sound, supports polyphonic playback, recording, synthesis, mixing, and more.

Even more interesting is there is an audio design tool that runs in your web …read more

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