Transcript BTEC-Electronics

Electronics
Tutor: linqiawu
Slide - 1
BTEC-Electronics
Context
Chapter1: Semiconductor diodes
6h
Chapter2: Transistors
8h
Chapter3: Small-signal Audio-frequency Amplifiers
Chapter4: Negative feedback 12h
Chapter5: Audio-frequency power amplifiers 8h
Chapter6: Tuned amplifiers
8h
Chapter7: Oscillators
12h
Chapter8: Signals and noise
6h
Slide - 2
12h
BTEC-Electronics
Scheme of work
Week
Topics To Be Covered
Mode
1
Semiconductor diodes: Types of material; Semiconductor
materials; Conduction in semiconductor materials; The pn 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
3
Transistors: the junction field-effect transistor; the metaloxide-semiconductor field-effect transistor(depletion-type
and enhancement-type); static characteristics; the relative
merits of bipolar transistors and f.e.t.
lecture
Slide - 3
Remarks
Deliver
Assignment 1
BTEC-Electronics
Scheme of work
Week
Topics To Be Covered
Mode
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
Slide - 4
Remarks
Deliver
Assignment 2
BTEC-Electronics
Scheme of work
Week
Topics To Be Covered
Mode
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
12
Tuned amplifiers(1):principles of operation; singletuned amplifiers; double-tuned amplifiers;
lecture
Slide - 5
Remarks
Submission
Assignment 1
BTEC-Electronics
Scheme of work
Week
Topics To Be Covered
Mode
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
Slide - 6
practice
Remarks
Submission
Assignment 2
BTEC-Electronics