Standard Rheostat, Model B Material_Ceramic Hinged inclined plane with an

Hinged inclined plane with an integrated arc angle-measurer

Eight aluminum-shank tuning forks tuned to scientific pitch (C4 = 256Hz) and ranging from 5 9/16 to 7 1/8 inches

with banana-plug terminals for physics and electronics laboratory lead connections

One-ohm reference resistance coil non-inductively wound from double silk-covered constantan on a plastic rod inside a transparent housing with two terminals at plus-or-minus 1% accuracy

Dual-screw adjustment on a heavy-duty spring-loaded three-finger jaw opens to 2

Standard Rheostat, Model B Material_Ceramic Hinged inclined plane with anStandard rheostat with oxidized constantan winding on a vitreous enameled steel tube and a heavy duty sliding contact, supplied with three binding posts for rheostat or potentiometer wiring.