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Forum: Propagation

Line-of-sight, Skywave, Meteor scatter, Auroral, Sporadic-E, Tropospheric scattering, ducting, enhancement or refraction via inversion layers, diffraction and absorption. Feel free to talk about Propagation here.

  1. Breaking the silence

    Started by brandon lind, Sun 29th Nov 2020 03:24
    2m, 70cm, antenna, balun, conditions, dx, ham, happy, ht, matching, noise, propagation, simple project, solar, space, support, vertical, wire
    • Replies: 6
    • Views: 1,755
    gnuuser
    Thu 31st Dec 2020, 00:22 Go to last post

  2. Question on communicating on HF from mountainous terrain

    Started by generein, Sat 18th Apr 2020 03:55
    10mhz, 80m, antenna, baofeng, buy, cw, dipole, distance, dx, forum, free, ground, ham, hello all, hf, license, maximum, problem, propagation, questions, radio, short, space, studying, technician
    • Replies: 10
    • Views: 4,554
    R2D2
    Wed 17th Jun 2020, 13:24 Go to last post

  3. New propagation mode!!!

    Started by brandon lind, Fri 27th Mar 2020 09:03
    propagation
    • Replies: 3
    • Views: 2,245
    K7KBN
    Fri 27th Mar 2020, 19:09 Go to last post

  4. Simple and legal high distance beacon for tracking stolen things

    Started by kilohercas, Wed 29th Jan 2020 10:34
    antenna, battery, buy, circuit, digital, distance, fcc, gps, ham, interference, power, radio, receiver, size, system
    • Replies: 1
    • Views: 3,139
    brandon lind
    Wed 29th Jan 2020, 16:51 Go to last post

  5. Just wanted to share this

    Started by brandon lind, Fri 9th Aug 2019 07:27
    coax, wire
    • Replies: 3
    • Views: 4,033
    M0WAO
    Sat 10th Aug 2019, 19:05 Go to last post

  6. Propagation using the E-Field only

    Started by Twave, Thu 1st Aug 2019 22:18
    100, 80m, free, ht, propagation, testing, wireless
    • Replies: 0
    • Views: 2,207
    Twave
    Thu 1st Aug 2019, 22:18 Go to last post

  7. Mechanism of the Luxembourg Groky Effect

    Started by brandon lind, Mon 13th May 2019 14:53
    antenna, fm, hf, ht
    • Replies: 2
    • Views: 2,392
    brandon lind
    Mon 13th May 2019, 23:34 Go to last post

  8. Skip is in!

    Started by brandon lind, Fri 5th Apr 2019 02:03
    conditions
    • Replies: 1
    • Views: 2,267
    K7KBN
    Fri 5th Apr 2019, 06:40 Go to last post

  9. beacon ?

    Started by mm3xia, Wed 7th Nov 2018 04:49
    1 Attachment(s)
    • Replies: 1
    • Views: 2,911
    mm3xia
    Wed 7th Nov 2018, 04:50 Go to last post

  10. Longest DX to date

    Started by MitchellB, Wed 6th Dec 2017 14:51
    100, 15m, 20m, 220, 2m, 40m, amp, antenna, coax, conditions, cw, data, dipole, dx, g5rv, ham, ham radio, hf, islands, modes, mw, phone, power, radio, shack, transmitter, wspr
    • Replies: 12
    • Views: 8,311
    vu2nan
    Sat 13th Oct 2018, 05:48 Go to last post

  11. First play with WSPR and hit Antarctica !

    Started by dtrewren, Wed 17th Jan 2018 21:12
    20m, amp, antenna, callsigns, data, digital, ft-450d, idea, maximum, mw, portable, power, radio, twitter, wspr, yaesu 3 Attachment(s)
    • Replies: 4
    • Views: 3,356
    pmh
    Thu 18th Jan 2018, 19:58 Go to last post

  12. Unofficial greyline calling frequency

    Started by om1ava, Wed 1st Nov 2017 18:15
    80m, calling, contacts, cq, dx, full, homebrew, ht, licence, modes, net, operating, propagation, qsl, qsos, repeat, repeater, results, ssb, uk, vertical
    • Replies: 6
    • Views: 3,805
    om1ava
    Thu 2nd Nov 2017, 15:21 Go to last post

  13. Cool WWV

    Started by paul6892, Sun 22nd Oct 2017 15:37
    10mhz, call sign, questions, radio, shack, uk, usa
    • Replies: 4
    • Views: 4,665
    Sudden
    Mon 23rd Oct 2017, 20:47 Go to last post

  14. Thumbs up Band Conditions

    Started by charlie, Fri 13th Oct 2017 01:27
    conditions, cw, ham, ham radio, minimum, mobile, operating, radio, sun
    • Replies: 2
    • Views: 3,136
    charlie
    Sun 15th Oct 2017, 20:59 Go to last post

  15. Propagation better when?

    Started by WaveyDipole, Fri 28th Sep 2012 19:23
    2m, 40m, 80m, call sign, cb, cb radio, conditions, contacts, dx, ham, hf, license, memory, mobile, mw, propagation, radio, replies, rsgb, short, solar, success, sun, vhf
    • Replies: 4
    • Views: 9,694
    charlie
    Fri 13th Oct 2017, 02:10 Go to last post

  16. Dealing with obstacles. Like Mountains.

    Started by apamburn, Wed 18th Nov 2015 04:21
    2015, 220, 80m, antenna, call sign, forum, ground, ham, handheld, hf, license, net, phone, problem, propagation, radios, repeater, repeaters, short, ssb, uhf, vertical, vhf
    • Replies: 6
    • Views: 5,933
    Sixmeters
    Fri 11th Aug 2017, 19:40 Go to last post

  17. 6 metre DX

    Started by vk2bze, Thu 19th Jan 2017 23:18
    100, 2 metres, arrl, conditions, contacts, distance, dx, free, happy, propagation, qth, results, short, studying, travel, uk, vhf, video
    • Replies: 2
    • Views: 3,612
    Sixmeters
    Fri 11th Aug 2017, 19:31 Go to last post

  18. Receiving from versus transmitting to repeater in mountains

    Started by treelady, Sat 15th Apr 2017 16:27
    2m, antenna, buy, coax, ground, ham, mobile, new ham, portable, power, problem, questions, repeater, repeaters, software, space, swr meter
    • Replies: 2
    • Views: 3,250
    Sixmeters
    Fri 11th Aug 2017, 19:28 Go to last post

  19. Blue line in DX MAP

    Started by dougmack, Wed 11th Jan 2017 00:53
    dx, faq, hf, ht, propagation, vhf
    • Replies: 4
    • Views: 3,325
    Sudden
    Fri 13th Jan 2017, 09:41 Go to last post

  20. Transmission near the beach

    Started by KK6YTN, Sat 15th Oct 2016 21:37
    antenna, data, distance, ground, ham, ham radio, handheld, interference, operating, output, parabolic, portable, power, problem, radio, receiver, system, testing, thoughts, transmitter, usa, video, website, wireless
    • Replies: 12
    • Views: 5,711
    Psi*
    Fri 18th Nov 2016, 21:43 Go to last post
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