Closed Circuit Television (eBook)
288 Seiten
Elsevier Science (Verlag)
978-0-08-054573-8 (ISBN)
The concise, accessible text makes it for hard-pressed practitioners and students on training courses.
The second edition is fully dual-standard for PAL and NTSC systems. New material in the second edition covers lighting issues and equipment, digital signal transmission, integrated CCTV / intruder alarm systems, CAT5 cabling, digital recording, video printers, ancillary equipment, and a glossary.
This book is recommended by SITO (the Security Industry Training Organisation, UK) as suitable for its courses, the City and Guilds 1851 programme, and the underpinning knowledge requirement of Level 3 NVQs from SITO / C & G.
Joe Cieszynski is a well known magazine writer and a contributor to the SITO distance learning materials on CCTV. He has extensive experience in the industry and as a lecturer.
* Demystifies CCTV technology for installers and managers
* Concise, accessible text ideal for hard-pressed practitioners and students
* Fully dual-standard coverage for PAL and NTSC based systems
Closed Circuit Television (CCTV) surveillance is one of the fastest growing areas in the security industry. This book is an essential guide for professionals involved the installation and maintenance of CCTV systems, system design, specification and purchasing and the management of CCTV systems. Unlike most existing books on CCTV, this title is not just a discussion of security issues, but a thorough guide to the technical side of the subject - cameras and monitors, video recording, cabling and transmission, installation and maintenance.The concise, accessible text makes it for hard-pressed practitioners and students on training courses.The second edition is fully dual-standard for PAL and NTSC systems. New material in the second edition covers lighting issues and equipment, digital signal transmission, integrated CCTV / intruder alarm systems, CAT5 cabling, digital recording, video printers, ancillary equipment, and a glossary.This book is recommended by SITO (the Security Industry Training Organisation, UK) as suitable for its courses, the City and Guilds 1851 programme, and the underpinning knowledge requirement of Level 3 NVQs from SITO / C & G. Joe Cieszynski is a well known magazine writer and a contributor to the SITO distance learning materials on CCTV. He has extensive experience in the industry and as a lecturer.* Demystifies CCTV technology for installers and managers* Concise, accessible text ideal for hard-pressed practitioners and students* Fully dual-standard coverage for PAL and NTSC based systems
Contents 5
Preface 9
Acknowledgements 11
1 The CCTV industry 13
The role of CCTV 14
The CCTV industry 16
2 Signal transmission 19
CCTV signals 19
Co-axial cable 21
Ground loops 28
Twisted pair cable 32
Category 5 (Cat 5) cable 34
Ribbon cable 37
Fibre-optic cable 38
Infra-red beam 41
Microwave link 42
UHF RF transmission 44
CCTV via the telephone network 44
Connectors 46
Cable test equipment 48
3 Light and lighting 52
Light and the human eye 52
Measuring light 55
Light characteristics 57
Artificial lighting 58
4 Lenses 64
Lens theory 64
Lens parameters 66
Zoom lenses 82
Electrical connections 84
Lens mounts 88
Filters 90
Lens adjustment 90
Lens finding 92
5 Fundamentals of television 95
The cathode ray tube 95
The colour CRT 99
Producing a raster 101
Picture resolution 104
Synchronization 107
The luminance signal 110
The chrominance signal 111
Television signals 114
Digital video signals 117
Video compression 120
MPEG-2 compression 122
Wavelet compression 125
6 The CCTV camera 127
Tube/CCD comparison 127
Charge coupled device 127
Deriving an interlaced raster 128
CCD chip operation 130
Colour imaging 135
Camera operation 138
White balance 142
Camera sensitivity 143
Camera resolution 144
Camera operating voltages 145
Specialized cameras 146
7 Monitors 151
Block diagram 151
Monochrome monitor 158
Monitor safety 159
Terminator switches 161
Resolution 163
Ergonomics 163
8 Recording equipment 166
Video recording principles 167
VHS (Video Home System) 171
Super VHS 173
Time-lapse recording 176
Time-lapse VCR features 179
VCR maintenance 182
Video head cleaning 184
DAT recorders 186
Tape management and care 186
Digital video tape 187
Disk-based video recording 189
Recording capacity 189
Security of digital information 193
9 Camera switching and multiplexing 194
Sequential switching 194
Matrix switching 199
The quad splitter 203
Video multiplexers 205
Video motion detection (VMD) 211
10 Telemetry control 214
Hard wired control 215
Control data transmission 217
Pan/tilt (P/ T) control 219
Receiver unit 221
Dome systems 222
Data communications 223
11 Ancillary equipment 228
Camera mountings 228
Towers and columns 233
Pan/tilt units 236
Monitor brackets 241
Power supplies 242
12 Commissioning and maintenance 246
Commissioning 246
Measuring resolution 246
System handover 250
Preventative maintenance 252
Corrective maintenance 253
Fault location 254
Oscilloscope default settings 256
Glossary of CCTV terms 258
Index 271
Erscheint lt. Verlag | 2.10.2003 |
---|---|
Sprache | englisch |
Themenwelt | Informatik ► Netzwerke ► Sicherheit / Firewall |
Technik ► Bauwesen | |
Technik ► Elektrotechnik / Energietechnik | |
Technik ► Nachrichtentechnik | |
Wirtschaft | |
ISBN-10 | 0-08-054573-4 / 0080545734 |
ISBN-13 | 978-0-08-054573-8 / 9780080545738 |
Haben Sie eine Frage zum Produkt? |
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