| Quantity | Component name | |
| 2 | × | Potentiometer 470kA |
| 1 | × | Potentiometer 2k2B Volume |
| 2 | × | Capacitors 10nF |
| 1 | × | Electrolytic Capacitor 10uF |
| 1 | × | Resistor 1k |
| 1 | × | Speaker |
| 1 | × | Battery clip for 9V batteries |
| Quantity | Component name | |
| 2 | × | Potentiometer 470kA |
| 1 | × | Potentiometer 2k2B Volume |
| 2 | × | Capacitors 10nF |
| 1 | × | Electrolytic Capacitor 10uF |
| 1 | × | Resistor 1k |
| 1 | × | Speaker |
| 1 | × | Battery clip for 9V batteries |