Balances Spring ?ó?é¼?ǣ Dual Scale Metal 2000gm / 20N Subject_Anatomy 75A single-phase rheostat with cover-protected

75A single-phase rheostat with cover-protected constantan winding on a 200x56mm tube and 4mm safety socket terminals

Compact-turn 28 SWG bare copper wire on a 250g reel approximating 800 feet

the lower-cost benchtop alternative to the full-meter resistivity boards for quantitative R = rho*L/A and material-comparison investigations

Supplied as the seven most common classroom sizes

Compact 300mm black lead with a 2mm banana plug at one end and a crocodile clip at the other

Balances Spring ?ó?é¼?ǣ Dual Scale Metal 2000gm / 20N Subject_Anatomy 75A single-phase rheostat with cover-protectedFlat form case with large easily read scale in Metric and Newton range Flat form case with large easily read scale in Metric and Newton range. Cap. 2000gm 20N