Simplest Hidden Wire Detector

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Breadboard


Resistors


Capacitors


LED set


IR LED Receiver


Active buzzer


2N5551 and 2N5401


BD139 and BD140


TIP41 and TIP42


NE555


CD4017


LM358


LM324


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My laboratory equipment
Laboratory power supply



Multimeter 1


Multimeter 2


Multimeter 3


Multimeter 4


Current clamp


Capacitance and inductance meter


Universal Signal Generator


Oscilloscope


Transistor tester


Thermometer


Frequency meter


Electronic load


Intelligent Chip Tester


Soldering Iron


Microscope


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Detector