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Automotive 0v to 12v InPowered Indicator

Automotive 0v to 12v Electrical Voltage Indicator using 74HC04, 74HCT04

Control input lines On off Switching circuit diagram

Control input lines On off Switching circuit diagram using 4011, 4518, 4066, BAT42, VNB8AF

Circuit electronics to determine the humidity of the room

Circuit to determine the humidity is a comparator, which detects the temperature change is very small in relation to the ambient temperature environment. Parts: R1_____________22K Linear Potentiometer (See Notes) R2_____________15K @ 20°C n.t.c. Thermistor (See Notes) R3_____________10K 1/4W Resistor R4,R5,R7,R9____22K 1/4W Resistors R6____________220K 1/4W Resistor R8______________5K 1/2W Trimmer Cermet R10___________680R 1/4W Resistor C1_____________47µF 63V Electrolytic […]

Power connections circuit

Power connections for a CD ROM, DVD ROM or DVD recorder Power connections for a CD ROM, DVD ROM or DVD recorder

Audio Amplifier Circuit Using STK0105

Audio Amplifier Circuit Using STK0105

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