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  • Ham Radio Glossary (U)

    From Daryl Stout@954:895/7 to All on Sun May 7 00:04:52 2023
    From QRZ.Com, the Icom handout, and Part 97 Of The FCC Rules -
    Ham Radio Glossary - An overview of amateur radio terms.

    UHF
    (ultra-high frequency). The frequency range 300-3000 MHz (3 Ghz) range.

    ULS
    (Universal Licensing System). The consolidated database, application
    filing system and processing system for all Wireless Telecommunications Services.

    Uplink
    Frequency that transmits to the repeater or satellite. Also see Downlink.

    USB
    Upper Sideband

    UTC
    Coordinated Universal Time; a single time reference to be used worldwide (reduces the confusion that can occur when considering multiple time
    zones). The time is based on the areas crossing the Greenwich Meridian,
    and was also called GMT for Greenwich Mean Time. This is also known as
    "Z Time".
    --- SBBSecho 3.20-Win32
    * Origin: The Thunderbolt BBS - Little Rock, Arkansas (954:895/7)