Preface to the second edition vii
Acknowledgements ix
Unit 1 D.c. technology, components and circuits 1
1 Direct current technology 3
2 Conductors, insulators, semiconductors and wiring 21
3 Resistors and resistive circuits 30
Unit 2 A.c. technology and electronic components 45
4 Magnetism 47
5 Capacitance and capacitors 60
6 Waveforms 70
Unit 3 Electronic devices and testing 79
7 Semiconductor diodes 81
8 Transistors 93
Unit 4 Electronic systems 105
9 Other waveforms 107
10 Transducers and sensors 116
11 Transducers (2) 125
12 Electronic modules 133
Unit 5 Digital electronics 149
13 Logic systems 151
14 Digital oscillators, timers and dividers 163
15 Digital inputs and outputs 171
Unit 6 Radio and television systems technology 179
16 Home entertainment systems 181
17 Frequency modulation 198
18 Television systems 206
19 Television receivers 219
Unit 7 PC technology 231
20 The personal computer 233
21 Installing a PC 248
22 Keyboard, mouse and monitors 257
23 Drives 269
24 Printers 281
25 Health and safety 293
Answers to multiple-choice questions 312
Index 313