Syllabus topic
Components & Circuits
The parts a station is built from — passives, semiconductors, power supplies and amplifier stages.
18% of the exam0 questions in the bank
Sub-topics
Resistors, Capacitors & Inductors
Colour codes, tolerance, reactance, and how each part behaves with AC and DC.
Diodes & Transistors
Junctions, rectification, Zener regulation, bipolar and field-effect devices.
Power Supplies & Batteries
Transformers, rectifier configurations, filtering, regulation and battery ratings.
Lessons
Diodes and transistors
Junctions, forward voltage drops, rectification, Zener regulation, and what the three transistor terminals do.
7 min