High-Current Standard Resistance Coils Subcategory_Scoops and Spatulas Five-ohm metal-film resistance unit at

Five-ohm metal-film resistance unit at plus-or-minus 1% accuracy with a 1

coil for measuring the force on a current-carrying conductor and verifying the relationship between current

Spare charged porous pot for the Leclanche cell

leaving inertia to drop the ball straight into the waiting receptacle below

and 0-300V on a single inclined-face instrument

High-Current Standard Resistance Coils Subcategory_Scoops and Spatulas Five-ohm metal-film resistance unit atHeavy current 1. 5 ohm reference coil non inductively wound from constantan on a 43mm ABS supported bobbin with three 4mm sockets, rated to 8A for series resistor or potentiometer use.