What is MURS?

MURS stands for Multi-Use Radio Service. It is a licensed-free radio service in the United States that allows for personal or business communication over a series of VHF (Very High Frequency) channels.

Here are some key features, rules and applications concerning MURS:

Key Features

  • Frequencies: MURS operates on five specific VHF frequencies:
    • 151.820 MHz
    • 151.880 MHz
    • 151.940 MHz
    • 154.570 MHz (commonly known as the Blue Dot frequency)
    • 154.600 MHz (commonly known as the Green Dot frequency)
  • License-Free: Unlike many other radio services such as GMRS (General Mobile Radio Service) or amateur radio, MURS does not require users to obtain a license to operate on these frequencies.

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Rules and Regulations

  • Power Limits: The maximum allowable power for MURS devices is 2 watts, which restricts the range but minimizes the chance of interference with other communications.
  • Antenna Restrictions: There are restrictions on antenna height; antennas must not be more than 60 feet above the ground or 20 feet above the structure on which they are mounted.
  • Equipment Requirements: Only FCC-certified MURS devices are allowed. Users cannot legally modify or use non-certified equipment on MURS frequencies.
  • Usage: MURS can be used for both personal and business communications, including for agricultural, industrial, and commercial activities. It is popular for short-distance communications similar to walkie-talkies.

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Common Uses

MURS is commonly used for:

  • Family and recreational activities
  • Business operations such as at construction sites or between storefronts and warehouses
  • Coordinating events and festivals
  • Farm and ranch operations

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MURS offers a practical solution for those needing short-range, voice or data communications without the complexities and expenses associated with obtaining a license. Its usage is governed by the Federal Communications Commission (FCC) in the United States.

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