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Receiver coil. It is used to obtain a reverse magnetic field from a metal that has entered the field of exposure to electromagnetic radiation from a transmitter coil.
Control unit. It is the most important detail. With the help of the unit, the entire circuit is powered, a frequency signal is created, the signal frequency value is processed and a response to the object that appears in the zone is created. The unit is also used to adjust the general parameters of the frequency of oscillations. This is necessary to change the penetrating power and size of the impact zone.
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The unit powers the transmitter coil, on which a magnetic field (MP) of a certain size is created. A magnetic field passes through the soil.
When metal objects are in the soil, the magnetic field interacts with them, thanks to the inherent electrical conductivity of metals.
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