From the Broadband Telecommunications Handbook, the one-of-a-kind volume by renowned computing communications expert and instructor Bud Bates, comes this concise, practical guide to specialized mobile radio. Featured topics include Motorola?s VSELP-coding signals; QAM modulation; an overview of trunked radio; the control channel; service areas and licensing blocks; spectral efficiency; digital transition; and the benefits of two-way radio. Within this concise excerpt you?ll find a special emphasis on key components and techniques for doing the job right. If you want to gain a top-to-bottom understanding of specialized mobile radio, start here. For other in-depth excerpts on telecommunications topics, see your eBookstore, where you?ll find more chapters from the Broadband Telecommunications Handbook.