US$ 50.99
producing slow
paired against zinc
Mounted thermistor on a demonstration base with 4mm plug connections
Standard rheostat at 16 ohms and 4A with oxidized constantan winding on a vitreous-enameled steel tube
Superior Induction Coil Material_Brass producing slowImproved design superior induction coil producing a 30mm spark on a molded plastic base, supplying a robust apparatus for electromagnetic induction and high voltage spark generation demonstrations.