After the GPhO2017 is over, we will include the description of the experiment kit here along with some of our thoughts. Until then, enjoy this photo of GPhO2017 experiment kits in the workshop. Tweet GPhO 2017 Experiment kit E1 Components Aluminium stand Tempered high carbon steel guitar string Piezoelectric contact microphone Amplifier DC power supply (5V) Test leads (9) Resistors (0.1Ω, 1Ω, 3Ω, 10Ω, 30Ω, 100Ω, 1000Ω) Measuring tape Kits made 32 Schematics Download ZIP Documentation Download PDF Source code Download ZIP