US$ 55.99
Standard rheostat at 16 ohms and 4A with oxidized constantan winding on a vitreous-enameled steel tube
Plastic MES bulb holder with mounting tabs and screw terminals
Ten-pack of 3
giving students a continuously variable aperture for diffraction and spectroscopy work
Cell Holder with Terminals on Base Rod Size_23.6" Standard rheostat at 16 ohmsSingle D cell holder mounted on a base with 4mm sockets, providing hands free terminals for series and parallel circuit demonstrations on the bench without leads dangling off the cell.
US$ 55.99
US$ 119.95
US$ 27.99
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