Electronic Piano Organ Module DIY Parts PCB Kit NE555 Generator Scales Sounds

PCB size: length 13.5CM width 2.2CM Power supply voltage: DC 3-12V   Description: IC NE555 - frequency is determined by the resistance of the circuit (R1- R10), so different sounds will be generated due to different keys.   NO. Component Name PCB Marker Parameter QTY 1 IC Socket U1 DIP-8 1 2 NE555 U1 DIP-8 1 3 KF301-2P Connector     1 4 Electrolytic Capacitor C4 4.7uF 1 5 Capacitor C1-C3 0.1uf 104 3 6 Metal Film Resistor R1,R2 1K 2 7 Metal Film Resistor R3,R4,R6-R9 2K