Columbia Amateur
Radio Association

K3CUJ -- Columbia, MD

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Columbia Amateur Radio Association Repeater Operation Rules

The Columbia Amateur Radio Association maintains and operates high-quality, wide-coverage repeaters for the use of all amateur radio operators. Operation and use of these repeaters shall comply fully with the Amateur Radio Service (Part 97) regulations of the Federal Communications Commission's Private Radio Service, and the following rules of the Columbia Amateur Radio Association. If you observe someone violating these rules, please feel free to reach out to us at

  1. The repeaters are provided for the purposes of contacting and passing information between fellow amateur radio operators, and providing service to the public as a voluntary, noncommercial communication service, particularly with respect to providing emergency communications.
  2. In the spirit of the Amateur Radio Service, users shall respect and support each other in a courteous and positive manner.
  3. Operators should always pause before transmitting, to allow another station to break in.
  4. Use simplex frequencies if possible for longer conversations.
  5. Operators shall announce their call sign at the end of each communication, and every ten minutes or less during a communication.
  6. There shall be absolutely no communications containing obscene, indecent, or profane words, language, or meaning. Hate speech and incitements to violence are prohibited. Discussion of political, religious, or potentially sensitive social issues shall be avoided.
  7. No one shall cause or condone the malicious or intentional interference of anyone's communications on the repeaters.
  8. The Columbia Amateur Radio Association reserves the right to turn off a repeater to terminate improper operation or use.
  9. The Columbia Amateur Radio Association reserves the right to forbid the use of the repeaters by anyone who repeatedly violates these rules, or anyone who facilitates or encourages others to violate these rules.
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