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Galvanometer

6625144374939 144374939 A4 827-02-0-200C A4 827 02-0-200C

An instrument which shows the presence of an electric current and/or indicates the relative intensity thereof, but which is not calibrated in actual values. The instrument may or may not be connected into the circuit. The detection of the current is accomplished by measuring the mechanical motion produced by the electromagnetic or electrodynamic forces set up by the current. See also AMMETER; METER, ARBITRARY SCALE; and METER, NULL. View more Galvanometer