Standard Rheostat, Model B Material_Polypropylene the lower-resistance higher-current option in

the lower-resistance higher-current option in the compact-tube rheostat line

providing a direct numeric current reading for student circuits where analog needle deflection would be too coarse to resolve cleanly

satellite side impact sensor

fanning apart visibly when a charged rod approaches to demonstrate electrostatic repulsion and induction

Nine-piece stainless steel hooked weight set spanning 10 to 1000 grams in a polished wooden storage block

Standard Rheostat, Model B Material_Polypropylene the lower-resistance higher-current option inStandard 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.