Force Oscillation and Resonance Demonstration Kit Subcategory_Kinematics Four-finish Leslie's cube in tinplate

Four-finish Leslie's cube in tinplate at 13cm per side — blackened

2A with constantan winding on a vitreous-enameled steel tube and a nickel-plated phosphor-bronze sliding contact

Heavy-duty die-cast alloy boss head with a painted gray finish and two adjustable thumbscrews

producing audible beats when sounded against its fixed-frequency partner on the matching wooden resonance base

5 newtons for measuring small forces during spring-law and tension-force classroom investigations

Force Oscillation and Resonance Demonstration Kit Subcategory_Kinematics Four-finish Leslie's cube in tinplateSpeed controlled 6V motor driving two cams pumps four spring mass systems at any chosen frequency, letting students sweep through resonance and watch amplitude peak when drive matches natural pitch.