Electrophorus - Demonstration, Comprises a thick plastic base with four rubber feet alongwith with 18 cm diameter aluminium plate with an insulating handle. Produce a strong spark repeatedly, without recharging. 18 cm diameter aluminum plate
Basic Hall Effect Apparatus, Provides contact, power supply and support to a germanium crystal on a circuit board, application: Extrinsic and Intrinsic conductivity, Mobility of electrons & holes, Weight: 0.5kg, Power supply: 12V AC, dimension: 180X110X50mm3
Electron tube mounted on terminal base for investigating the design and operation of modern cathode ray tubes. The electron beam can be deflected by an electric field produced by the deflection plates integrated into the tube
Universally applicable, floating, high-voltage power supply with built-in, high voltage resistant transformer to supply the heater voltage for electron tubes. Continuously adjustable high voltage, safe to touch, with passive current limitation and analogue voltage display.