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CONTENTS 1

1．Introduction 1

2．How a Picture is Formed on the Tube of a T．V．Receiver 2

3．Interlace 6

4．Synchronization of Line and Field Scans and the Television Waveform 8

5．The Television Bandwidth 10

6．The Sound 12

7．The Receiver Block Diagram 12

8．The TelevisionMonochromeCamera 14

9．‘Processing’the Camera Output Signal 16

10．Television Pictures from Film 18

11．Television Pictures from Video Tape 19

12．Colour Television 25

13．The Cathode Ray Tube in the Colour Receiver 26

14．The Colour Camera 28

15．The Video Tape Machine for Colour 29

16．Telecine 30

17．Coding the R，G，B Signals 31

18．The PAL Colour Television System 38

19．A Delay Line PAL Receiver 42

20．From the Studio to the Transmitter 45

21．Aerials for Television 47

22．Satellites 48

参考译文 51

附录一 专题注释：定语从句 81

附录二 专题注释：宾语补足语和主语补足语 92

总词汇表 97