Tag Archive: Switch

Jul 24

Fluorescent Tube Lamp Emergency Light

Parts List Resistor : R1,R2,R4,R7 …………………………. 1K R3 ……………………………………… 470 R5 ……………………………………. 220K R6 ……………………………………… 47K R8 ……………………………………… 220 R9 …………………………………………. 1 R10 …………………………………….. 180 R11 …………………………………….. 820 R12 …………………………………….. 270 R13 ………………………………………. 47 R14 …………………………………….. 10K Variable Resistor : VR1 ……………………………………… 5K Capacitor : C1 …………………………….. 220uF/16V C2 …………………………….. 100uF/25V C3 …………………………….. 470uF/16V C4 …

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Jul 24

Selectable Power 40W DC Fluorescent Lamp Converter

Parts List Resistor : R1,R2,R3,R4 …………………… 330 R5,R6 ……………………………. 560 Capacitor : C1 …………………………… 0,047uF C2 ……………………….. 470uF/16V Transistor : Tr1 …………………………. MJ 4502 Transformator : T1 ……………………………….. T-40  

Jul 24

Simpler Selectable Power DC Fluorescent Lamp Converter

Parts List Resistor : R1 …………………………….. 10K R2 ………………………………. 47 R3 …………………………….. 270 R4 …………………………….. 820 Capacitor : C1 …………………… 0,1uF/100V C2 ……………………. 470uF/16V Diode : D1 ……………………….. 1N 5402 Transistor : TR1 ………………………. C 1061 Transformator : T1 …………………………… T-20  

Jul 10

DC 3-Way Electronic Sign Flasher

  Parts List Resistor : R1,R2,R3 ……………………… 470 Variable Resistor : VR1,VR2,VR3 ………………….. 1K Capacitor : C1,C2,C3 ………………. 100uF/16V Diode : D1,–D6 ……………………… 1N4002 Transistor : TR1,TR3,TR5 …………….. FCS9012 TR2,TR4,TR6 ………………….. B512  

Jul 10

Three Transistors DC 3-Way Electronic Sign Flasher

Parts List Resistor : R1,R2,R3 ……………………………. 150 Variable Resistor : VR1,VR2,VR3 ………………………. 1K Capacitor : C1,C2,C3 ………………….. 100uF/16V Diode : D1,D2,D3 ………………………. 1N4002 Transistor : TR1,TR2,TR3 ……………………. B512  

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