The new edition of <i>CCTV</i>, a high-level professional reference, is expanded to cover all video compression techniques used in the ever-increasing assortment of DVRs available on the market today. In addition to demystifying DVR technology, the 3e also clarifies the technology of data networking and explains various compression techniques. Along with all this, the book retains the particulars that made the previous editions convenient and valuable, including details of CCD cameras, lenses, coaxial cables, fiber optics, and system design.<ul><li>Updated to address digital techniques, networking and the Internet in closed-circuit television</li><li>Includes brand-new sections on CCTV networking, digital video recorders (DVRs), various video compression techniques, understanding pixels and digital image quality</li><li>Fully illustrated with dozens of photographs, tables, checklists, charts, diagrams, and instructions</li></ul>