The Vintage Toy Synthesizer by Liam Lacey

Published on Apr 9, 2016 Liam Lacey

"A complete hands-on walkthrough/guide on how to use the Vintage Toy Synthesiser. This is one of four videos talking and and demoing the final state of the synth.

This synth has been developed for the Element14 Music Tech design challenge, in which I have converted a wooden vintage toy piano into a standalone digital synth. See more about my project at https://www.element14.com/community/c..."

Playlist:
Vintage Toy Synthesiser - Specification Overview
Vintage Toy Synthesiser - A Complete Hands-On Guide
Vintage Toy Synthesiser - Sound/Patch Demos
Vintage Toy Synthesiser - Using the Device as a MIDI Controller
Vintage toy piano keyboard MIDI controller
Vintage toy piano keyboard MIDI controller (velocity and poly-pressure sensitive)

Primary features of the synth:

2-voice digital synthesiser with true polyphony
5 oscillators with dedicated waveforms
State-Varible-Filter with independent LP, HP, BP and Notch mix controls
Amplitude and Filter ADSR envelopes
Two modulation sources (LFO and keyboard velocity) with three destinations, each with independent bipolar depth controls
Digital distortion FX
Changeable scales on the keyboard
‘Vintage’ parameter for replicating old/broken analogue synth voices
Full MIDI I/O integration
Polyphonic Aftertouch expression (MIDI-out only)
Charming miniature grand piano form
Development specs:

Brain of the synth is running on a BeagleBone Black board running Linux
Voice engine was developed using the C++ audio DSP library Maximilian
Keyboard mechanism uses homemade pressure sensors made out of Velostat
Completely open-source

via Ask.Audio