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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. Longest DX to date

    Started by MitchellB, Wed 6th Dec 2017 13:51
    100, 15m, 20m, 220, 2m, 40m, amp, antenna, coax, conditions, cw, data, dipole, dx, ham, ham radio, hf, islands, modes, mw, phone, power, radio, shack, transmitter, wspr
    • Replies: 11
    • Views: 3,120
    Sat 10th Feb 2018, 20:26 Go to last post
  2. First play with WSPR and hit Antarctica !

    Started by dtrewren, Wed 17th Jan 2018 20:12
    • Replies: 4
    • Views: 881
    Thu 18th Jan 2018, 18:58 Go to last post
  3. Unofficial greyline calling frequency

    Started by om1ava, Wed 1st Nov 2017 17:15
    80m, calling, contacts, cq, dx, full, homebrew, ht, licence, modes, net, operating, propagation, qsl, qsos, repeat, repeater, results, ssb, uk, vertical
    • Replies: 6
    • Views: 1,300
    Thu 2nd Nov 2017, 14:21 Go to last post
  4. Cool WWV

    Started by paul6892, Sun 22nd Oct 2017 14:37
    10mhz, call sign, questions, radio, shack, uk, usa
    • Replies: 4
    • Views: 2,461
    Mon 23rd Oct 2017, 19:47 Go to last post
  5. Thumbs up Band Conditions

    Started by charlie, Fri 13th Oct 2017 00:27
    conditions, cw, ham, ham radio, minimum, mobile, operating, radio, sun
    • Replies: 2
    • Views: 995
    Sun 15th Oct 2017, 19:59 Go to last post
  6. Propagation better when?

    Started by WaveyDipole, Fri 28th Sep 2012 18:23
    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: 7,298
    Fri 13th Oct 2017, 01:10 Go to last post
  7. Dealing with obstacles. Like Mountains.

    Started by apamburn, Wed 18th Nov 2015 03:21
    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: 3,505
    Fri 11th Aug 2017, 18:40 Go to last post
  8. 6 metre DX

    Started by vk2bze, Thu 19th Jan 2017 22:18
    100, 2 metres, arrl, conditions, contacts, distance, dx, free, happy, propagation, qth, results, short, studying, travel, uk, vhf, video
    • Replies: 2
    • Views: 1,650
    Fri 11th Aug 2017, 18:31 Go to last post
    • Replies: 2
    • Views: 1,424
    Fri 11th Aug 2017, 18:28 Go to last post
  9. Blue line in DX MAP

    Started by dougmack, Tue 10th Jan 2017 23:53
    dx, faq, hf, ht, propagation, vhf
    • Replies: 4
    • Views: 1,305
    Fri 13th Jan 2017, 08:41 Go to last post
  10. Transmission near the beach

    Started by KK6YTN, Sat 15th Oct 2016 20:37
    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: 3,015
    Fri 18th Nov 2016, 20:43 Go to last post
    • Replies: 0
    • Views: 930
    Wed 9th Nov 2016, 09:36 Go to last post
  11. Propagation to Midwest

    Started by cwbuff, Thu 7th Apr 2016 03:07
    100, antenna, antenna tuner, call sign, coax, contacts, cw, digital, dipole, dx, elecraft, ham, hf, ocf, propagation, receiver, system, transceiver, vertical, website, windom, yaesu
    • Replies: 3
    • Views: 3,466
    Fri 8th Apr 2016, 16:51 Go to last post
  12. Question Estimating range of VHF

    Started by Marko55, Fri 30th Jan 2015 19:39
    100, 220, antenna, call sign, call signs, calling, cards, coax, conditions, contacts, cq, cw, data, digital, digital modes, distance, fm, ground, material, minimum, mobile, modes, motorola, operating, propagation, radio, satellite, software, ssb, system, uhf, vhf, website
    • Replies: 18
    • Views: 10,839
    Mon 7th Dec 2015, 03:28 Go to last post
  13. Beacons

    Started by Sudden, Wed 16th Sep 2015 16:06
    100, 2 m, 70 cm, call signs, conditions, contacts, cw, fm, hf, interference, morse, morse code, net, noise, propagation, psk, radio, radios, receiver, repeater, rtty, short, size, ssb, vhf, website
    • Replies: 5
    • Views: 3,535
    Sat 3rd Oct 2015, 21:24 Go to last post
  14. US Midwestern Propagation

    Started by Operator, Thu 1st Oct 2015 08:41
    antenna, cw, d-star, dc power, digital, drake, dsp, dx, equipment, fm, forum, ham, handheld, hello all, hf, kenwood, led, modes, power, problem, propagation, radio, receiver, rtty, short, shortwave, wire
    • Replies: 6
    • Views: 3,482
    Sat 3rd Oct 2015, 19:14 Go to last post
  15. Anomalous propagation across HF range, 11 August, 2015

    Started by W8BFT, Thu 13th Aug 2015 02:17
    100, 10m, 2015, 20m, antenna, atu, audio, calling, conditions, cw, dipole, dx, hf, iaru, ideas, mobile, mw, network, power, propagation, qso, qsos, qth, radio, short, ssb, sw, vertical
    • Replies: 8
    • Views: 6,139
    Sun 16th Aug 2015, 10:59 Go to last post
  16. How can I calculate the effective sunspot number (SSN)?

    Started by Lasith, Thu 11th Jun 2015 05:05
    data
    • Replies: 3
    • Views: 3,946
    Fri 12th Jun 2015, 02:22 Go to last post
  17. Thumbs up Coverage / Propagation Maps

    Started by GTGallop, Sun 30th Nov 2014 23:37
    free, propagation, radio, repeaters
    • Replies: 1
    • Views: 2,926
    Thu 1st Jan 2015, 20:34 Go to last post
  18. Sunspots and Dxing

    Started by mickyj, Sun 9th Nov 2014 22:04
    100, ham, ham radio, hello all, hf, image, images, radio, short, size, solar, sun, sunspots, video
    • Replies: 2
    • Views: 6,771
    Tue 25th Nov 2014, 21:06 Go to last post

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