{"data":{"id":"us/47-cfr-24.5","jurisdiction":"us","citation":"47 CFR 24.5","heading":"Terms and definitions.","body":"Assigned Frequency. The center of the frequency band assigned to a station.\nAuthorized Bandwidth. The maximum width of the band of frequencies permitted to be used by a station. This is normally considered to be the necessary or occupied bandwidth, whichever is greater.\nAverage Terrain. The average elevation of terrain between 3 and 16 kilometers from the antenna site.\nBase Station. A land station in the land mobile service.\nBroadband PCS. PCS services operating in the 1850-1890 MHz, 1930-1970 MHz, 2130-2150 MHz, and 2180-2200 MHz bands.\nEffective Radiated Power (e.r.p.) (in a given direction). The product of the power supplied to the antenna and its gain relative to a half-wave dipole in a given direction.\nEquivalent Isotropically Radiated Power (e.i.r.p.). The product of the power supplied to the antenna and the antenna gain in a given direction relative to an isotropic antenna.\nFixed Service. A radiocommunication service between specified fixed points.\nFixed Station. A station in the fixed service.\nLand Mobile Service. A mobile service between base stations and land mobile stations, or between land mobile stations.\nLand Mobile Station. A mobile station in the land mobile service capable of surface movement within the geographic limits of a country or continent.\nLand Station. A station in the mobile service not intended to be used while in motion.\nMobile Service. A radiocommunication service between mobile and land stations, or between mobile stations.\nMobile Station. A station in the mobile service intended to be used while in motion or during halts at unspecified points.\nNarrowband PCS. PCS services operating in the 901-902 MHz, 930-931 MHz, and 940-941 MHz bands.\nNational Geodetic Reference System (NGRS): The name given to all geodetic control data contained in the National Geodetic Survey (NGS) data base. (Source: National Geodetic Survey, U.S. Department of Commerce)\nPCS Relocator. A PCS entity that pays to relocate a fixed microwave link from its existing 2 GHz facility to other media or other fixed channels.\nPersonal Communications Services (PCS). Radio communications that encompass mobile and ancillary fixed communication that provide services to individuals and businesses and can be integrated with a variety of competing networks.\nUniversal Licensing System. The Universal Licensing System (ULS) is the consolidated database, application filing system, and processing system for all Wireless Radio Services. ULS supports electronic filing of all applications and related documents by applicants and licensees in the Wireless Radio Services, and provides public access to licensing information.\nUTAM. The Unlicensed PCS Ad Hoc Committee for 2 GHz Microwave Transition and Management, which coordinates relocation in the 1910-1930 MHz band.\nVoluntarily Relocating Microwave Incumbent A microwave incumbent that voluntarily relocates its licensed facilities to other media or fixed channels.","path":["Title 47—Telecommunication","CHAPTER I—FEDERAL COMMUNICATIONS COMMISSION","SUBCHAPTER B—COMMON CARRIER SERVICES","PART 24—PERSONAL COMMUNICATIONS SERVICES","Subpart A—General Information"],"source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-08-25/title-47.xml","current_through":"2026-08-25","vintage":"","retrieved_at":"2026-08-27T02:26:28Z","sha256":"564011a9308aa07433e34b077d385754ede40ead89bce720572bc608a5e0fef2","source_id":"us-cfr","stale":true,"prev":"us/47-cfr-24.3","next":"us/47-cfr-24.9"},"notice":"GroundRules: Original legal text. Not legal advice."}