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| 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.
| Entropia Network
Commercial wireless voice and data provider with its own trunked radio network in Belgium.
Resources for EDACS TrunkTracking. Includes guides on frequencies, programming, talk groups, and related links.
| Land Mobile Spectrum Planning Options
Article discussing the sharing of trunked public safety radio systems among Federal, State, and local organizations .
| Team Simoco
Designs, installs, and maintains conventional and trunked radio systems.
| 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.