Capacitance Substitution Box, Model 1137 Physics Die-cast body with plated brass

Die-cast body with plated brass parts anchors this cork-lined two-prong universal clamp

Zinc alloy LPG Bunsen burner with flame stabilizer ships with a 2-foot neoprene gas hose for immediate bench setup in chemistry classrooms

Five-pulley set of 50mm single plastic pulleys on steel frames with end hooks

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

Capacitance Substitution Box, Model 1137 Physics Die-cast body with plated brassRotary dial capacitance substitution box, dropping a chosen capacitor into a circuit without unsoldering during introductory RC circuit and resonance investigations at the bench.