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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. Fading patterns

    Started by fsphil, Fri 12th Feb 2010 08:27
    radio, websdr
    • Replies: 0
    • Views: 2,677
    Fri 12th Feb 2010, 08:27 Go to last post
  2. POOR PROPAGATION

    Started by W6PJJ, Tue 22nd Sep 2009 17:50
    100, 10m, 15m, 2m, contest, dx, images, propagation, rtty, solar, space, sun, sunspots, weekend, wpx
    • Replies: 4
    • Views: 6,913
    Tue 16th Feb 2010, 02:21 Go to last post
  3. Short Range FM Propagation

    Started by DDDave, Sun 23rd May 2010 12:52
    100, antenna, dipole, fm, mw, power, propagation, short, transmitter
    • Replies: 1
    • Views: 4,516
    Sun 23rd May 2010, 13:05 Go to last post
  4. Sunspot 1092

    Started by M6AEI, Tue 3rd Aug 2010 16:12
    hf, propagation, solar, uk
    • Replies: 1
    • Views: 4,805
    Tue 3rd Aug 2010, 18:49 Go to last post
  5. Propagation Book Recommendation?

    Started by 2u0fer, Sun 17th Jan 2010 01:07
    arrl, free, material, modes, propagation, radio, rsgb
    • Replies: 3
    • Views: 5,133
    Fri 12th Nov 2010, 14:11 Go to last post
  6. Electron count in Google Earth...

    Started by 5B4AJB, Thu 13th Jan 2011 12:57
    net, space
    • Replies: 0
    • Views: 4,877
    Thu 13th Jan 2011, 12:57 Go to last post
  7. Plasma TV RFI wav files?

    Started by ab1jx, Wed 10th Nov 2010 15:28
    • Replies: 6
    • Views: 10,326
    Sun 15th May 2011, 04:09 Go to last post
  8. Help with my situation

    Started by HAMBACON, Thu 6th Jan 2011 23:03
    100, 20m, 7mhz, antenna, buy, conditions, dipole, distance, equipment, general class, general class license, ham, ham radio, hf, license, phone, propagation, qso, radio, radios, satellite, short, space, sunspots, system, transceiver, vertical
    • Replies: 4
    • Views: 6,932
    Mon 30th May 2011, 20:34 Go to last post
  9. Wspr

    Started by 2e0sql, Fri 29th Jan 2010 11:24
    80m, antenna, cw, data, dx, hf, net, propagation, qso, results, shack, short, ssb, testing, usa, windom, wire, wspr
    • Replies: 4
    • Views: 9,331
    Wed 1st Jun 2011, 15:17 Go to last post
  10. HF Propagation

    Started by K2CLH, Tue 25th Oct 2011 00:40
    100, 5btv, antenna, call sign, call signs, conditions, contacts, contesting, cw, dx, germany, ham, ham radio, hf, london, moonraker, problem, propagation, radio, size, solar, sun, testing, uhf, usa, vhf
    • Replies: 5
    • Views: 7,083
    Wed 26th Oct 2011, 21:06 Go to last post
  11. How come I only pick up Italian and the area stations?

    Started by 4Z7JAD, Sun 28th Nov 2010 21:05
    100, 2 meter, 2m, 7mhz, antenna, arrl, buy, callsign, cw, dipole, distance, hf, radio, receiver, russian, transceiver, transmitter, travel, uk, wire, yaesu
    • Replies: 5
    • Views: 6,806
    Thu 26th Jan 2012, 16:13 Go to last post
    • Replies: 0
    • Views: 3,602
    Thu 8th Mar 2012, 20:03 Go to last post
  12. RFI - NW Scotland

    Started by daveincaol, Tue 3rd Apr 2012 12:50
    100, 20m, 2m, antenna, battery, equipment, hf, licence, license, mw, noise, ofcom, portable, power, problem, radio, rfi, space, system, uk, video, website, wire
    • Replies: 8
    • Views: 7,325
    Mon 16th Apr 2012, 13:42 Go to last post
  13. RFI NW Scotland Revisited - OFCOM and RFI

    Started by daveincaol, Mon 16th Apr 2012 18:16
    2m, 6m, antenna, battery, cb, connect, distance, ebay, electricity, equipment, faq, ft-817, gps, ground, interface, interference, led, license, noise, ofcom, portable, problem, psu, radio, radios, receiver, results, rfi, short, uk, video, website, wire
    • Replies: 11
    • Views: 8,645
    Wed 18th Apr 2012, 19:42 Go to last post
  14. Transmit video

    Started by dinosquirrel, Sun 29th Apr 2012 10:07
    distance, ebay, parts, satellite, video, wireless
    • Replies: 0
    • Views: 4,346
    Sun 29th Apr 2012, 10:07 Go to last post
  15. 916mhz amp

    Started by dinosquirrel, Fri 6th Jul 2012 20:09
    amp, antenna, ebay, headphones, power, uhf, wireless
    • Replies: 1
    • Views: 4,581
    Fri 6th Jul 2012, 20:45 Go to last post
    • Replies: 9
    • Views: 9,533
    Thu 7th Mar 2013, 01:22 Go to last post
  16. Really bad QRM

    Started by normd, Mon 28th Jan 2013 17:43
    10m, 2013, 4:1, antenna, balun, battery, buzzing, dipole, display, ideas, interference, led, noise, ofcom, power, problem, psu, qrm, radio, video, wire
    • Replies: 7
    • Views: 10,741
    Mon 13th May 2013, 19:34 Go to last post
  17. RX/TX to Pacific stations

    Started by Don Hirth, Thu 17th Oct 2013 23:40
    amp, forum, ft-450d, ground, ham, ham radio, propagation, radio, yaesu
    • Replies: 2
    • Views: 7,109
    Sat 19th Oct 2013, 20:02 Go to last post
  18. D Region Absorption Confusion

    Started by telp, Thu 10th Apr 2014 19:56
    free, hello all, hf, license, propagation, radio, studying, technician, technician class
    • Replies: 0
    • Views: 7,981
    Thu 10th Apr 2014, 19:56 Go to last post

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