HF Operations

Operating on amateur radio HF bands

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  • The HF Bands - For HF Newcomers
    4.6/5 (5)
    The HF Bands - For HF Newcomers — N0GW
    The HF ham bands can be mysterious. Some work at night, some during the day. Some seem to be good for long distance contacts while some are better for nearby contacts. Even worse, they change tremendously from hour to hour and day to day. An overview on operating on HF amateur radio bands
  • Amateur Service Spectrum Requirements at 7 MHz
    5.0/5 (5)
    Amateur Service Spectrum Requirements at 7 MHz — IARU
    An information paper by the International Amateur Radio Union. The amateur service seeks the return to an exclusive, worldwide allocation of no less than 300 kHz in the vicinity of 7 MHz.
  • HF Bands
    5.0/5 (1)
    HF Bands — RSGB
    A review of the HF ham radio bands, considere by far the most popular bands in the amateur service. HF bands offer local QSOs and world-wide propagation are all possible at almost anytime with careful selection of the right frequency for the time of day, time of year, and current state of the sunspot cycle.
  • HF Operations: The Difference with HF
    4.3/5 (2)
    HF Operations: The Difference with HF — hamradioschool
    A complete guide on using the HF amateur radio bands, and the differences with VHF, using filters, influence of solar weather, the split mode and phonetic alphabets.