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Chameleon Knowledge Base · The Complete Online HF Antenna Handbook

What Is the Reverse Beacon Network (RBN)?

Learn what the Reverse Beacon Network (RBN) is and how it automatically reports CW and digital signal reception worldwide.

Getting Started HF Fundamentals Reviewed 2026-07-14
Short Answer: Learn what the Reverse Beacon Network (RBN) is and how it automatically reports CW and digital signal reception worldwide.

Explanation

Overview The Reverse Beacon Network (RBN) is a worldwide network of automated receiving stations that continuously monitor amateur radio bands and report the reception of CW and certain digital signals. Unlike traditional beacon systems, operators do not need to schedule tests. Reports are generated automatically whenever participating stations decode a valid callsign. Information Reported Callsign. Receiving station. Frequency. Signal-to-noise ratio. Time. CW speed (when applicable). Common Applications Evaluate antenna performance. Study propagation. Monitor signal coverage. Compare station improvements. Advantages Automatic reporting. Worldwide monitoring network. No coordinated testing required. Useful for antenna experimentation. Applied to Chameleon Products Many Chameleon customers use RBN to compare different antenna configurations and objectively measure improvements after changing antenna height, feed lines, or installation locations. Related Articles What Is PSK Reporter? What Is DX? What Is HF Propagation? What Is CW? Related Products All Chameleon HF Antennas

The exact result depends on the complete station: frequency, geometry, feed line, matching network, return-current path, environment, operating power, and the reference plane of any measurement. A low SWR establishes an impedance relationship at that point; it does not by itself prove efficiency, radiation pattern, compatibility, or safety.

What to Verify

  • Use the newest official product guide or primary service documentation.
  • Confirm the exact model, revision, components, configuration, and operating conditions.
  • Begin tests at low power and change one variable at a time.
  • Do not infer compatibility from connector or thread fit.

Learn Next

  • Antenna Selection: A Mission-First Decision Guide
  • Engineering Design Tradeoffs in Portable HF Antennas
  • Antenna Measurement Reference Planes
  • Understanding Common-Mode Current

Source note: Independently synthesized with reference to The ARRL Handbook for Radio Communications, 99th edition (2022), and The ARRL Antenna Book for Radio Communications, 24th edition (2019). Verify changing regulations, services, software, specifications, availability, and safety requirements against current primary sources.