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

• http://www.opencircuits.com/Microcontroller_polyphony

• (optional) a beatbox http://sandsoftwaresound.net/arduino/arduino-lo-fi-beat-box/

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