Circuit Board 2, Mass: 0.44 kg, Optional power sources: up to 4 AA batteries, not included, DC power supply such as Extech Digital DC power supply, Power Amplifier, Maximum voltage: 10 V, Resettable fuse opens at 0.8 A, but 0.3 A or less is recommended
Conductors, Set of three, Made of brass, interchangeable on pillars, fitted with insulators of ebonite on base. Spheres 5 cm diameter, Cylinder 12.5 x 5 cm diameter, Cone 10 x 5 cm
Induction Apparatus, Operating Voltage: 2-12 V, Dcframe Coil: Approx. 185X125 mm2, Total Dimensions: Approx. 585X200X55 mm3, Demonstrating The Induced Voltage In A Frame Coil That Is Moved Through The Magnetic Field Produced By A Magnet Plate Of Limited Area.