In these experiments students make and test circuits to investigate a range of effects:

Section A: Transforming a d.c. power supply
*Experiment A(i): Step-up voltage regulator
*Experiment A(ii): Step-down voltage regulator
*Experiment A(iii): High current step-down regulator
*...

This Association for Science Education (ASE) publication about optical fibres was developed in association with the General Electric Company (GEC). At the time of publication GEC was the largest manufacturer of electrical and electronic products in the United Kingdom,...