Quantity   Component name
1 × Arduino Nano R3
2 × 1N4148 Diode
1 × Rotary Potentiometer, 10 kohm
1 × Potentiometer 2x50k
1 × Capacitor 10 µF
1 × Resistor 10k ohm
1 × Through Hole Resistor, 470 ohm
1 × Resistor 1k ohm