An intresting link collection from Anastasia PIstofidou at pinterest: http://www.pinterest.com/narkt/capacitors/

Components:

  • Arduino
  • Usb cable
  • Shield
  • pin headers
  • Resister: 10k, 1MOmh, 3,3k
  • Capacitor: 100pf, 10nf
  • Diode: 1N4148 diode
  • Coil / inductor: 10mH (cypax.dk part no: 07.055.0510)
  • Water bottle as sensing object.

Create the circuit: http://www.instructables.com/id/Touche-for-Arduino-Advanced-touch-sensing/2/?lang=de

Download the code: https://github.com/Illutron/AdvancedTouchSensing