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It is currently Sat Jul 04, 2009 5:00 am

  • General Propagation Observations
    Post your observations about the day's conditions - like hot Sporadic-E openings, or perhaps the complete shutdown of the HF spectrum due to a solar flare. This is the place to share your reports on the "real world" conditions.
    76 Topics
    126 Posts
    Last post by NW7US View the latest post
    Fri May 29, 2009 2:21 pm
  • Questions and Answers about Propagation
    General "Science" forum - where you may ask questions about the science of propagation, as well as help answer the technical questions regarding propagation.
    42 Topics
    94 Posts
    Last post by ouxly40 View the latest post
    Sun Jun 14, 2009 2:37 pm
  • Aurora-mode Propagation
    Discussion about Aurora and Aurora-related modes of propagation.
    7 Topics
    19 Posts
    Last post by K5TEN View the latest post
    Thu Dec 04, 2008 2:16 pm
  • Meteor-scatter Propagation
    Discussion of all meteor-related propagation modes.
    2 Topics
    5 Posts
    Last post by K5TEN View the latest post
    Sat Nov 15, 2008 2:34 pm
  • Sporadic-E and E-layer Propagation
    Discussion regarding Sporadic-E (Es) and E-Layer propagation.
    3 Topics
    3 Posts
    Last post by K5TEN View the latest post
    Mon Dec 01, 2008 7:57 pm
  • NVIS
    Discussion on Near Vertical Incidence Skywave (NVIS) techniques, propagation, and so forth.
    2 Topics
    9 Posts
    Last post by VE2-FFP View the latest post
    Mon Nov 26, 2007 7:37 pm
  • Top Band Propagation (Medium Wave)
    Discussion about Medium Wave and 160-meter propagation.
    2 Topics
    12 Posts
    Last post by K5TEN View the latest post
    Sat Nov 15, 2008 4:55 pm
  • VHF/UHF Propagation
    VHF/UHF general discussion. Using digital modes on VHF/UHF, path loss, gain, noise, and so forth.
    1 Topics
    6 Posts
    Last post by ku4a View the latest post
    Fri Oct 17, 2003 1:18 pm
  • Other Modes of Propagation
    I will split discussions created here, into their own areas, if there is enough traffic to warrent the split. Examples of other modes include TE (trans-equitorial) propagation, backscatter, and so forth.
    1 Topics
    4 Posts
    Last post by $0n@R View the latest post
    Sat Aug 07, 2004 2:36 pm
  • Wanted to buy
    List items that you are looking for and are willing to buy.
    0 Topics
    0 Posts
    No posts
     
  • For Sale
    List the items that you have for sale (non-commercial only).
    0 Topics
    0 Posts
    No posts
     
  • Digital Modes
    PSK31, RTTY, and so forth: Discussion, tips, schedules, and the like.
    8 Topics
    13 Posts
    Last post by NW7US View the latest post
    Mon Oct 06, 2008 3:37 am
  • Transmitting and Receiving Antennas
    All about Antennas - designing, construction, deployment, and so on.
    6 Topics
    13 Posts
    Last post by greenhorn View the latest post
    Fri Jun 26, 2009 1:41 am
  • Operating Skills, Techniques, and Procedures
    What are Q signals? How do you call CQ? How are pile-ups worked? What sort of 'manners' should we have on the air? Why use phonetics?

    These are the types of topics that are discussed in this forum. Please be polite.
    0 Topics
    0 Posts
    No posts
     
  • Contesting Operation
    How do you contest? Tips, tricks, experiences.
    Moderator: n6hb
    7 Topics
    11 Posts
    Last post by K5TEN View the latest post
    Sat Nov 15, 2008 3:52 pm
  • General Amateur Radio Discussion / Questions and Answers
    General Amateur Radio Discussions - if topics become popular, I will create individual form areas. In the meantime, post the general topics here.
    13 Topics
    49 Posts
    Last post by ki4awz View the latest post
    Tue Dec 30, 2008 5:45 pm
  • QRP - low power
    Backpacking and QRP operations are the topics here.
    1 Topics
    5 Posts
    Last post by K5TEN View the latest post
    Sat Nov 15, 2008 4:39 pm
  • Mobile
    All about Mobile operation, installation, trouble-shooting, and so forth.
    3 Topics
    7 Posts
    Last post by Qsign View the latest post
    Wed Apr 15, 2009 5:41 pm
  • CW (Morse Code)
    CW discussion. From learning, and improving CW skills, to discussion of keys and equipment, and operation.
    5 Topics
    11 Posts
    Last post by vk2radio View the latest post
    Mon Jan 19, 2009 9:45 pm
  • Amateur Radio Equipment Discussion
    Discussion about radio receivers, transmitters, transceivers, homebrew or commercial, amplifiers, and accessories.
    6 Topics
    12 Posts
    Last post by NW7US View the latest post
    Sat May 16, 2009 6:40 pm
  • General Shortwave Radio Discussions
    General SWLing forum. Topics include the reception of International Broadcast Stations, Utility Stations, and other HF signals, and so forth.
    70 Topics
    277 Posts
    Last post by stymie222 View the latest post
    Wed Jun 17, 2009 7:01 am
  • Loggings
    Post your general SWLing logs here. Catch a rare one? Let us know. I will purge a listing after about 180 days.
    0 Topics
    0 Posts
    No posts
     
  • SWLing Antennas
    Discussion about Receiving Antenna (design, construction, use, and so forth).
    30 Topics
    129 Posts
    Last post by greenhorn View the latest post
    Fri Jun 26, 2009 1:47 am
  • Medium Wave Listening
    Discussion about MW (500 to 3000 kHz) - especially AM broadcasting band DXing.
    9 Topics
    40 Posts
    Last post by AmericanDXer View the latest post
    Thu Aug 03, 2006 3:24 pm
  • Longwave Listening
    Discussion about Longwave Radio and associated topics. Longwave is from 30 kHz to 500 kHz, for the sake of this forum.
    2 Topics
    14 Posts
    Last post by K5TEN View the latest post
    Tue Nov 18, 2008 7:56 pm
  • Shortwave Radio Equipment
    Discussions on restoration of Shortwave Receivers, grounding, tuning, and so forth.
    29 Topics
    157 Posts
    Last post by NW7US View the latest post
    Sun Jan 04, 2009 3:48 am
  • Site Feedback and Comments
    Suggestions, error reports, comments, and so forth, about HFRadio.org
    7 Topics
    19 Posts
    Last post by NW7US View the latest post
    Mon Oct 06, 2008 3:48 am

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