The PollySynth 16 is a simple synthesizer with a capacitive keyboard for input.
Features
- Keyboard cut from simple copper pcb
- custom designed
- 18650 battery with charging module
- speaker
the case
Based on a design by Kevin Buehner which itself is an improvement from David Pye's design. With holders for speaker, battery and a small pcb.
Future changes
- Fix small issues with case
- Wire headphone output
- Improve input, needs some caps
- Remove calibration from software and use a poti instead
- Replace battery charger with an improved one
- Find on/off swith in larger quant and a way to fix it better
- buttons or sliders for pitch and volume
Weblinks
lib for the input https://github.com/PaulStoffregen/CapacitiveSensor
exactly what I need http://www.cs.nott.ac.uk/~pszjm2/?p=605
(optional) a beatbox http://sandsoftwaresound.net/arduino/arduino-lo-fi-beat-box/