Introduction to amplifiers and the BJT

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• 8 sections of explanation, worked examples and diagrams
• 1 practice task with hints and worked answers
• A quiz that marks itself as you go
• Your progress kept across every subject you take

Other lessons in this sub-strand

1. Introduction to amplifiers and the BJT
2. Construction and terminals of the BJT
3. Forward and reverse biasing the BJT
4. Transistor currents and current gain
5. Common emitter, common collector and common base
6. The single stage common emitter amplifier
7. The common collector (emitter follower) amplifier
8. The common base amplifier
9. Collector characteristic curves
10. The DC load line and the Q point
11. Biasing methods for a single stage amplifier
12. Coupling and decoupling capacitors
13. Voltage gain of a single stage amplifier
14. Current gain, power gain and decibels
15. Frequency response and bandwidth
16. Building a single stage amplifier on a breadboard
17. Testing and troubleshooting a single stage amplifier
18. Applications of single stage BJT amplifiers