BTEC-ElectronicsSlide - Slide - 11

Electronics

Tutor: linqiawu

BTEC-ElectronicsSlide - Slide - 22

Context

Chapter1: Semiconductor diodes 6h

Chapter2: Transistors 8h

Chapter3: Small-signal Audio-frequency Amplifiers 12h

Chapter4: Negative feedback 12h

Chapter5: Audio-frequency power amplifiers 8h

Chapter6: Tuned amplifiers 8h

Chapter7: Oscillators 12h

Chapter8: Signals and noise 6h

BTEC-ElectronicsSlide - Slide - 33

Scheme of work

Week Topics To Be Covered Mode Remarks

1 Semiconductor diodes: Types of material; Semiconductor materials; Conduction in semiconductor materials; The p-

n junction; Forward and reverse bias; Semiconductor diodes; Characteristics and maximum ratings;

Rectification; Zener diodes; Silicon controlled rectifiers; Light emitting diodes;

lecture

2 Transistors: transistor classification; the bipolar transistor; transistor action; leakage current; bias and

current flow; transistor operating configurations; bipolar transistor characteristics; bipolar transistor parameters; current gain; typical BJT characteristics and maximum

ratings

lecture Deliver Assignment 1

3 Transistors: the junction field-effect transistor; the metal-oxide-semiconductor field-effect transistor(depletion-type and enhancement-type); static characteristics; the relative

merits of bipolar transistors and f.e.t.

lecture

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Week Topics To Be Covered Mode Remarks

4 Small-signal Audio-frequency Amplifiers(1):principles of operation; choice of configuration; determination of gain

using a load line;

lecture

5 Small-signal Audio-frequency Amplifiers(2):bias and stabilization; voltage gain of BJT amplifier; voltage gain of

f.e.t. amplifier; voltage, current and power amplifiers; multi-stage amplifiers

lecture

6 Small-signal Audio-frequency Amplifiers(3): measurements on audio-frequency amplifiers

practice

7 Negative feedback(1): types of negative feedback; lecture

8 Negative feedback(2): advantages of negative feedback; instability in negative feedback amplifiers;

lecture Deliver Assignment 2

Scheme of work

BTEC-ElectronicsSlide - Slide - 55

Scheme of work

Week Topics To Be Covered Mode Remarks

9 Negative feedback(3): measurements on negative feedback amplifiers

practice

10 Audio-frequency power amplifiers(1):single-ended power amplifiers; push-pull amplifiers;

lecture

11 Audio-frequency power amplifiers(2): measurements on power amplifiers

practice Submission Assignment 1

12 Tuned amplifiers(1):principles of operation; single-tuned amplifiers; double-tuned amplifiers;

lecture

BTEC-ElectronicsSlide - Slide - 66

Scheme of work

Week Topics To Be Covered Mode Remarks

13 Tuned amplifiers(2):cascaded stages; integrated tuned amplifiers; tuned power amplifiers; parasitic

oscillations

lecture

14 Oscillators(1): principles of operation; L-C oscillators; R-C oscillators

lecture

15 Oscillators(2): frequency stability; crystal oscillators lecture

16 Oscillators(3): measurements on oscillators practice

17 Signals and noise: types and sources of noise; the mathematical expression of noise;

lecture

18 Signals and noise: measurement of noise practice Submission Assignment 2