NCJ Number
27670
Date Published
1975
Length
118 pages
Annotation
THIS BOOK EXPLAINS IN LAYMAN'S LANGUAGE HOW SUCH ELECTRONIC SYSTEMS AS MOBILE RADIOS, DIGITAL COMMUNICATIONS, AND COMPUTER-AIDED COMMAND AND CONTROL SYSTEMS ARE USED TO IMPROVE PUBLIC SAFETY.
Abstract
THIS TEXT DETAILS THE BROAD ARRAY OF MODERN EMERGENCY COMMUNICATIONS TECHNIQUES, INCLUDING THE SPECIFIC SYSTEM IN OPERATION IN LOS ANGELES, NEW YORK CITY, PHILADELPHIA, AND OTHER LOCATIONS. AMONG THE TOPICS COVERED ARE POLICE COMMUNICATIONS DISPATCHING, POLICE RADIO SYSTEM TECHNICALITIES, COMMUNICATIONS FOR THE PATROLMAN ON FOOT, ONE-WAY RADIO PAGING, AND SURVEILLANCE TECHNIQUES AND EQUIPMENT. RECENT ADVANCES IN LIE DETECTORS AND VOICE IDENTIFICATION INSTRUMENTS, AIRPORT DETECTION DEVICES, AND ROADSIDE CALL BOXES ARE ALSO HIGHLIGHTED.