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Definition of "SMR" |
Specialized Mobile Radio: Indicates the 896MHz to 901MHz band (800MHz band), which uses two paired 25kHz channels, and the 935MHz to 940MHz band (900 MHz band), which uses two paired 12.5kHz channels. Ten 20-channel blocks have been allocated in these frequency bands by the FCC. 900MHz SMR is primarily used for radio dispatch, paging, and wireless data communications. / Specialized Mobile Radio, Snowdon Mountain Railway, Standardized Mortality Ratio, Sim n Bol var Airport, Standardized Morbidity Rate, Sid Meier s Railroads, Skeletal Muscle Relaxant, Historic Environment Record, St. Marys Rubbers, San Marino, / Specialized Mobile Radio 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). Specialized Mobile Radio is a term defined in US Federal Communications Commission (FCC) regulations. The term is of US regulatory origin but may be used in other regions to describe similar commercial systems which offer a radio communications service to businesses. |
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