Recent Blog Posts

Teensy Polyphonic Synth

Otemrellik made a nifty polyphonic synthesizer with a custom 3D printed case.

This portable, compact, synth includes a portable speaker and can run off 2 AA batteries or use USB for power.  It features 8 note polyphony with each note having 2 voices.  This little synth […]

Burning Man Art – Ethereal Fleeting

Lukas Truniger, Itamar Bergfreund and Bruce Yoder along with a team of artists and makers created Etheral Fleeting, a beautiful art installation at Burning Man this year.

This beautiful installation generates a series of clouds that are held in place by a machine-like sculpture, lit up with different colors, then released into the […]

DIY DSP audio filter for Radio Hams

Forum user gi1mic has released a DIY DSP audio project for radio hams.  It takes advantage of the processing power of the Teensy and implements finite impulse response (FIR) filters that are configurable in software and default to an impressive 200 taps.

For this […]

LED Sync’d with MIDI Player Tutorial

Forum user NewLinuxFan designed an LED strip that is synced with MIDI song files.

The strip takes MIDI notes […]

LED Display with Irregular LED Spacing

Bill Tubbs wrote software to map an image onto LEDs at irregular spacing.

This software solves the often heard question of how to deal with LEDs […]

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