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1x4 Light emitting diode Push button switch OFF-(ON) | Dailywell | PAS7B3M1CESA6-5 | Tayda | A-159 | | | C10 | 1 | 100k | Resistor | | R21, R22, R23 | 3 | 4.7k | Resistor | | | | | | | | | | | | | Tayda | A-4755 | | | | | | | Tayda | A-804 | | | Q1, Q2, Q3 | 3 | 1nF | Film capacitor | | | Q1, Q2, Q3 | 3 | 1nF | Film capacitor | | | C4, C5 | 3 | 2N3904 | 0.2A Ic, 40V Vce, Small Signal NPN Transistor, TO-92 .

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