Description
microbiology
5 inch diameter unit produces a +/-3mm controlled vibration on a string or ripple-tank dipper when driven by an external square-wave generator
Covering a graded range of spring constants
Size : 52 x 70"
Motor-Driven Van de Graaff Generator with Acrylic Shaft, 200,000V Chemicals_Stains & Dyes microbiologyVisible through a clear acrylic shaft, this motor driven Van de Graaff generator exposes every stage of charge collection on its silicone belt and aluminum comb assembly.
Exchange/Return Notes
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