One-Meter Two-Wire Potentiometer Item Type_Tongs slotting inline with other modular

slotting inline with other modular demonstrator components

letting students switch between low and mid-current scales without swapping instruments

Heavy 150 x 25 x 15mm Alnico U-shape with clearly marked poles and a keeper bar

Vernier reading to 6 arcminutes on a 0-360 degree scale lets the rotatable analyzer measure optical rotation through the 20cm sample tube of this Laurent half-shade polarimeter

625 inches in diameter

One-Meter Two-Wire Potentiometer Item Type_Tongs slotting inline with other modularTwo wire one meter potentiometer on a polished hardwood baseboard, providing the higher precision twin track variant for EMF comparison and internal resistance measurement by null deflection.