/tag-en/detector

Title Short description
Antiradar RF Car radar detector circuit.
Crystal radio receiver v2 Radio receiver without power supply.
Darkness detector Darkness detector with photo resistor and NE555.
GSM sniffer Locate a GSM phone.
Heat detector using NE555 and diode Heat detector using NE555 and a diode.
Inductive Loop Vehicle Detector v2.1 Inductive Loop Detector/Sensor for detecting vehicles with PIC microcontroller.
Metal detector Another metal detector.
Metal detector/seeker Metal detector circuit.

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