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HF

HF

HF (High Frequency) bands are a key part of amateur radio, allowing long-distance communication across continents. HF frequencies range from 3 to 30 MHz and are well-suited for making contacts around the world, using techniques like propagation via the ionosphere.

HF operation is a favorite among amateur radio enthusiasts who enjoy DXing (making contacts with distant stations) and participating in contests.

General Ham Resources

HF Examples

  1. DXing: One of the most popular activities on HF bands is DXing, which involves making contacts with stations in distant countries. DXing is a challenge that requires skill and patience, and many hams strive to collect QSL cards from as many countries as possible. Learn more about HF DXing.

  2. Contesting: HF contests are events where operators try to make as many contacts as possible in a set amount of time. Contests are a great way to improve operating skills and test station capabilities. Find details on HF Contesting.

  3. Emergency Communication: HF bands are often used for emergency communication because of their ability to cover large distances without relying on local infrastructure. During disasters, HF can be used to maintain communication when other systems fail. Read more about HF Emergency Communication.

  4. Propagation Studies: HF operation relies heavily on understanding ionospheric propagation, which can vary depending on solar activity, time of day, and other factors. Many hams enjoy studying propagation to predict the best times and frequencies for making long-distance contacts. Discover more about HF Propagation.

Local Club Activities

RARS has many experts in the use of HF radios. Come to the Gathering to try out our 40 meter station. Ask on Discord in the #radio-chat channel.