United Scientific Tangent Galvanometer

United Scientific Supply Classic demonstration of how a current loop generates a magnetic field Two coils of insulated wire, with five and ten turns respectively, are wound around a 6 diameter plastic ring The ring is mounted on a plastic base with three binding posts that allow connection to five, ten, or fifteen turns of wire A magnetic compass (included) can be placed on the base to observe and measure deflection of the compass An activity guide is included Power source and connecting wires not included - USS