Wooden Meter Lever with Fulcrum Base and 100g Weights Lab Equipment and Supplies_Plastic Labware Two-kilohm shunt-type Ohm's meter in

Two-kilohm shunt-type Ohm's meter in an unbreakable case with a clear front and a fixed dry-cell stand

this low-current 2mA buzzer on a demonstration base sounds whenever current flows through the closed circuit

Excellent strength against breakage

cushioning glassware against the powder-coated zinc body

sliding through a full octave from C5 (521Hz) to C6 (1024Hz) for hands-on comparison of length to fundamental frequency

Wooden Meter Lever with Fulcrum Base and 100g Weights Lab Equipment and Supplies_Plastic Labware Two-kilohm shunt-type Ohm's meter inOne meter wooden lever graduated in centimeters on a knife edge fulcrum base, supplied with two sets of 100g weights for experiments on torque, mechanical advantage, and moments.