Tag Archive: Field Effect Transistor (FET)

Jul 24

Police Alarm with Flash Lamp/Light Alert

Parts List Resistor : R1 …………………………………… 4K7 R2 …………………………………… 10K R3 …………………………………. 100K R4,R11 ……………………………… 12K R5 …………………………………… 2K2 R6 ………………………………….. 220K R7 ……………………………………. 22K R8 ……………………………………. 82K R9 ……………………………………. 1M5 R10 …………………………………… 100 Variable Resistor : VR1 ………………………………….. 100K Capacitor : C1 ………………………………. 47uF/10V C2 ……………………………… 2,2uF/10V C3,C4,C5 ……………………… 0,1uF/50V C6 ………………………………. 22uF/10V C7 …

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