The reference to wireless communications. A directory of the U. S. airwaves by frequency bands, including amateur, astronomy, aviation, broadcasting, cellular, mobile, maritime, military, radar, satellite a experimental services a more. Based on official Federal Communications Commission a U. S. Dept. of Commerce spectrum allocations, with detailed narratives covering history, commercial applications a proposed new services. Intended for electronics engineers, producer planners, regulators, attorneys, investors a students of science a technology. Written with humor a insight into the politicized allocation of scarce slots on the radio wave spectrum. slots on the radio wave spectrum.base-to-mobile use. It allocated ... Trunking technology also made it easier to offer users telephone interconnection: the ability to make telephone calls from mobile and portable radios. Most SMR customers are in the construction, service and transportation industries. ... The company changed its name to Nextel to symbolize its transition from fleet dispatching to next- generation mobile telephone service.
|Author||:||Bennett Z. Kobb|
|Publisher||:||New Signals PressInc - 1995|