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.
prototype3.jpg
2012-01-01 03:09:05
prototype2.jpg
2012-01-01 03:09:12
prototype1.jpg
2012-01-01 03:09:18
20161222_092547.jpg
2016-12-22 10:25:46
20161222_092611.jpg
2016-12-22 10:26:11
20161222_092634.jpg
2016-12-22 10:26:34
PC232119.JPG
2016-12-23 22:02:46
PC232121.JPG
2016-12-23 22:03:02
PC232122.JPG
2016-12-23 22:08:30
PC232125.JPG
2016-12-23 22:09:04
PC232126.JPG
2016-12-23 22:09:10
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/