Note: The circuit symbols shown in the tables (Combined Syllabus Specification V1.6A – Part 4 Page 4.1 July 2024) will be used and candidates will be expected to recognise them.

Make sure you can recognise all the symbols


Technical Basics - Topic Selection Menu

Topic Select  Revision Select
Resistors  part 1
Resistors + Tables to learn  No revision
Potential Difference and EMF  part 2
Cells & Power Supplies  part 3
Capacitors  part 4
Inductors  part 5
Alternating currents and voltages  part 6
Digital signals 
Transformers  part 7
Tuned circuits  part 7
Diodes  part 8
Transistors  part 8a


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