Van De Graaff Generator Hand-Driven

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The discharge sphere is supported on a pivoted arm with a handle and is attached to the top of the driving-wheel pillar.For connecting accessories, a 4mm socket is provided at the top of the large sphere, and a 4mm earth socket is drilled in the handwheel pillar base.Sparks in excess of 50mm in length are easily obtained at a slow rate of turning (200 rev/min) and the apparatus is tolerant of moisture and dust.•Diameter of dome: 200mm.Diameter of discharge sphere: 100mm.Overall dimensions: 350 x 190 x 480mm.Supplied complete with instructions but WITHOUT accessories. Show more