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Search Home : Business : Telecommunications : Two-Way Radio : Trunking
- Actions Communications, Inc: Provide voice and data communications using LTR trunking technology throughout the greater Puget Sound area. Includes product listings and service area information .
- Base Radio Systems Program: Provides information on the competitively awarded set of contracts that offer a complete menu of Land Mobile Radio products to all U.S. Federal Agencies worldwide. Managed by the Army .
- Champion Communication Services, Inc.: Provide UHF radio communication products and operate UHF trunked networks providing voice, dispatch and wireless data services. Includes operational area information and a listing of dealers .
- Crudele Communications: Sales and service for two-way radio trunking repeater systems. Conventional two-way including UHF, VHF and low-band. FCC licensing and Nextel Phones.
- Dade County Frequencies and Talkgroups: Provides a listing of aviation, marine, business, and federal frequencies together with links to related resources .
- Entropia Network: Commercial wireless voice and data provider with its own trunked radio network in Belgium.
- GTRAC: Resources for EDACS TrunkTracking. Includes guides on frequencies, programming, talk groups, and related links.
- Genesis Group: Article describing the basics of trunking together with an industry glossary and available software programs.
- Land Mobile Spectrum Planning Options: Article discussing the sharing of trunked public safety radio systems among Federal, State, and local organizations .
- TETRA: Forum representing users, manufacturers, operators, test houses and telecom agencies for terrestrial trunked radio, an open digital trunked radio standard defined by the European Telecommunications Standardisation Institute .
- Team Simoco: Designs, installs, and maintains conventional and trunked radio systems.
- Trunked Radio Information: Source for monitoring trunked radio communications. Provides a range of information including frequency databases, discussion forums, products, and related links .
- Trunked Radio Systems User's Page: Information on trunked radio systems in the United States, Canada and other countries.
- Trunking Information: Information on several Motorola systems, the EDACS system which is operated by the City of Clearwater, as well as conventional frequencies for the Greater Tampa Bay Area.
- United States Patent: 5,815,799: Priority system for a wide area transmission trunked communication system. Here is the LTR Multi-Net Patent that explains the signaling protocol.
- United States Patent: 5,822,314: Communications system and method of operation. A typical operational function, using timing information inherent in the transmissions, is the encryption/decryption process within the Trans European Trunked Radio (TETRA) standard.
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