A cycle dynamo mounted on a strong acrylic base with rubber rimmed drive wheel. The dynamo can power torch bulbs
An acrylic base supports a very low inertia electric motor with plastic impeller. Connection is by means of 4mm sockets.
Electrical/Mechanical Energy Investigation
A fool-proof system for allowing students to investigate the raising of a mechanical load by an electrical input.
Windmill And Generator
By using this simple apparatus students can investigate many topics relating to air resistance and windmills.
It can be used
Spare Vane Card
10 pieces of vane card 156×168mm for use with 30-020
Rod Mounted Pulley
A 60mm dia. plastic pulley on an aluminium handle 190mm long and 12mm dia.
Suitable for general mechanics work.
This simple device can change thermal energy into sound waves directly. Constructed from 28mm dia copper tube with a constriction
Loudspeaker 64ohm 0.5W
A 64ohm, 0.5W, 66mm diameter loudspeaker suitable for a variety of applications at all levels. Connection is via 4mm sockets
Demonstration Lead-acid Battery
Two lead plates contained in a glass, screw-top jar with integral 4mm sockets. The jar can be filled with dilute
Zinc And Copper Squares
10 each of Zinc and Copper pieces measuring 15 × 30 × 1mm. For use in “lemon or potato batteries”