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The 800 MHz frequency band is a portion of the electromagnetic spectrum, or frequency band, that encompasses 790–862 MHz.. Being a part of the spectrum known as "UHF Bands IV and V" (i.e. 470 MHz to 862 MHz) it was allocated by the ITU to Broadcasting as the primary user in Region 1 and was used for analogue television broadcasting before changing to digital terrestrial television in many ...
The DataTAC network runs at speeds up to 19.2 kbit/s, which is not sufficient to handle most of the wireless data applications available today. The network runs 25 kHz channels in the 800 MHz frequency bands. Due to the lower frequency bands that DataTAC uses, in-building coverage is typically better than with newer, higher frequency networks.
Smith chart construction for some distributed transmission-line matching. Supposing a loss-free air-spaced transmission line of characteristic impedance Z 0 = 50 Ω {\displaystyle Z_{0}=50\ \Omega } , operating at a frequency of 800 MHz, is terminated with a circuit comprising a 17.5 Ω {\displaystyle \Omega } resistor in series with a 6.5 ...
The system gives Apopka coverage and interoperability with surrounding agencies using 700 and 800 MHz frequencies without the need for adding frequency bands, antenna sites, or stations. [ 24 ] Maintaining Information Assurance
The FCC had 50 MHz of spectrum available for wireless broadband, but this was expected to increase to between 500 MHz and 800 MHz over 10 years. [20] 300 MHz would be made available by 2015. [21] The National Association of Broadcasters opposed the plan, issuing this statement:
Specialized Mobile Radio (SMR) may be an analog or digital trunked two-way radio system, operated by a service in the VHF, 220, UHF, 700, 800 or 900 MHz bands. Some systems with advanced features are referred to as an Enhanced Specialized Mobile Radio ( ESMR ). [ 4 ]
Hillsdale County voters will be asked Aug. 6 to reconsider a ballot measure aimed at funding upgrades to the county's emergency radio technology.
The 800 MHz band (851-866 MHz) is heavily used in most of the US. Frequencies are reserved for Public Safety and for Industrial users. The 900 MHz band (935-940 MHz) is available solely for Industrial users. Finally, Public Safety entities are allotted an exclusive band of frequencies at 758-806 MHz.