Labels Milestones
Back| R8, R10, R12 | 3 | 4.7k | Resistor | | C3, C4, C5 | 2 | 1nF | Unpolarized capacitor | | | | | R23, R24, R25, R27 Switch, triple pole double throw Precision Timers, 555 compatible, PDIP-8 0.2A Ic, 40V Vce, Small Signal NPN Transistor, TO-92