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 The metal detector, the diagram of which is shown in the figure, is made on one chip. It consists of two identical LC generators and a dete...

 Metal detector on Arduino The best time for a metal search is the earliest spring, when the snow has already melted, the soil has thawed, b...

 Here is an extremely simple, but deserving of the right to exist metal detector, for the manufacture of which only one cheap integrated cir...

 It's been a long time since we had materials about metal detectors, especially of the simplest type, without the use of expensive micro...

  Today we will analyze the operation of the simplest metal detector, in which the signal is processed by a smartphone. Therefore, it can be...

  Pulse Metal Detector Here is a simple pulse metal detector based on the A1015, JRC4585 and NE555. Instead of the IRF740, after testing, th...

 Miniature metal detectors presented in this review cannot boast of high sensitivity, but their assembly will be an exciting experience for ...