Install and service all types of electronic security systems like the pros do (or should)!Whether you're a security professional who needs to know the latest technologies, or a homeowner who wants to make smart, money-saving decisions to protect your home and family, The Complete Book of Electronic Security tells you what you need to know. Bill Phillips, a world renowned security expert, has written the most comprehensive and practical guidebook available on installing, buying, selling, and troubleshooting electronic security systems. You'll find step-by-step, crystal-clear installation instructions for: Intruder and fire alarm systems Access control systems Home automation systems Closed-circuit TV And moreBill uses over 200 photos, drawings, and qat-a-glance tipsq to make the material easy to understand. For the most complete coverage possible, he also includes: Contributions from over a dozen of the world's leading security experts Practical job-findin and career-building tips A sample certification test used in the United States and Canada Advice on starting and running an electronic security business A comprehensive glossary and lists of manufacturers, suppliers, and associationsThe Complete Book of Electronic Security contains a wealth of practical information for security officers, alarm system installers, security consultants, building contractors, locksmiths, and homeowners.Written by a top security expert who knows what you would ask, and gives direct, easy-to-understand answers!(2) A sensor which responds to infrared radiation from a remote source, such as a person. Hi-Field Sensor A passive sensor which detects changes in the eartha#39;s ambient magnetic field caused by the movement of an intruder. See also E-field sensor. ... The device is usually surreptitious and may be manually or automatically actuated, fixed or portable. See Duress alarm ... Presence of an intruder in the area changes the infrared light intensity from that direction. Infrared (IR) Motionanbsp;...
|Title||:||The complete book of electronic security|
|Publisher||:||McGraw-Hill Professional - 2002|