Το καλάθι αγορών σας είναι άδειο.
Demonstrates the transformation of mechanical energy to electrical, heat, light, and sound energy.
Consists of a magneto generator with permanent alnico field, shaded-pole induction AC motor, incandescent lamp, high-impedance bell, and a selenium rectifier which changes AC to DC.
Each of the devices is controlled by an individual knife switch so that various components can be inserted or eliminated from the circuit. Instructions included.