Category Archive: Digital Control

Jul 14

SN7473 Touch Switch

Parts List : Resistor : R1 ………………………………….. 4,7K R2,R4 ………………………………. 15K R3,R5 ……………………………… 220K R6 ………………………………….. 150K R7 ……………………………………. 470 R8,R10 ……………………………….. 1K R9 ……………………………………. 100 Variable Resistor : VR1 ………………………………….. 10K Capacitor : C1 ……………………………………. 1uF C2 ………………………………… 0,01uF C3 ………………………………….. 0,1uF C4,C5,C6 …………………………. 2,2uF C7,C8 …………………….. 1000uF/16V Transistor : TR1,—TR4 …………………. FCS9014 TR5 …

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Jul 10

Ultrasonic Remote Control Receiver

Parts List Resistor : R1,R7 …………………………………. 100K R2 ………………………………………. 10K R3 ………………………………………. 3K9 R4 ……………………………………….. 100 R5 ……………………………………….. 680 R6 ……………………………………….. 470 R8 ……………………………………….. 560 R9 ……………………………………….. 6K8 Capacitor : C1 ……………………………………. 200pF C2 ………………………………………. 1uF C3,C4 ……………………………….. 10KpF C5,C6 …………………………………. 10uF C7 ……………………………………… 47uF Dioda : D1,D2 ……………………………………. 1N4148 D3,D4 …………………………………….. 1N4002 Transistor : …

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Jul 09

Ultrasonic Remote Control Transmitter

Parts List Resistor : R1 ……………………………………. 12K R2 ……………………………………. 22K Variable Resistor : VR1 ………………………………….. 10K Capacitor : C1 …………………………………… 1KpF C2 …………………………………. 10KpF Integrated Circuit : IC1 ……………………………….. MC1455 Other : SCS401 ….. 40KHz Ultrasonic Tranduser  

Jul 08

MC14017B Electronic Dice

Parts List Resistor : R1,R4—R11 ………………… 1K R2,R3 ………………………. 10K Capacitor : C1 …………………………. 100uF C2,C3 ………………………… 1uF Diode : D1 ………………………. 1N4002 D2,—D10 ……………… 1N4148 D11,—-D17 ……………….. LED Transistor : TR1,TR2 ……………… FCS9014 Integrated Circuit : IC1 ……………………. MC14017B  

Jul 07

MC1455 5 Minutes Timer Switch

Parts List Resistor : R1 ……………………………. 150 R2,R5 …………………………. 1K R3 …………………………… 5,6K R4 ………………………….. 100K Variable Resistor : VR1 ……………………………. 1M VR2 …………………………… 10K Capacitor : C1 ………………………….. 100uF C2 ……………………………. 10uF C3 …………………………… 4,7pF C4 ………………………….. 33KpF C5,C6 ……………………….. 33uF Diode : D1 ………………………… 1N4002 Integrated Circuit : IC1 ………………………… MC1455 Other : …

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