In electric industries, an inductive amplifier is a type of test instrument that does not require DC electrical contact to detect an AC wire under voltage. The conventional use of the inductive amplifier is the location of breaks in hidden wires, even buried in concrete.
In electric industries, an inductive amplifier is a type of test instrument that does not require DC electrical contact to detect an AC wire under voltage. The conventional use of the inductive amplifier is the location of breaks in hidden wires, even buried in concrete.
Source: Wikipedia "Inductive amplifier" · CC BY-SA 4.0
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