The Earth-Moon-Earth (EME) Communications in which Ham Radio Signal sent straight up to Moon using directional antenna making using of the moon as a passive reflector and thus some part of the radiating signal reflects back to the earth that makes it possible to have long-distance communication.
Presentation covers radio technology development from the Maxwell's mathematical description of electromagnetic waves in 1860-1865, Hertz's development of a crude spark transmitter and spark receiver that proved the existence electromagnetic waves in 1886-1888
The World Radiosport Team Championship (WRTC) is a competition between two-person teams of amateur radio operators testing their skills to make contacts with other Amateur Radio operators around the world.
This is our third expedition from the series "Legends of the Arctic". Last year we sailed on the yacht Apostol Andrey, under the command of Nikolai Andreevich Litau, almost 4,000 ml.
Dateline DX is pleased to announce the final design of the front of our commemorative QSL highlighting both the history of and the unique nature of the Baker Island National Wildlife Reserve.
For over 20 years Martin (V51W/V51MW) was improving his Station. After he has tried all possible antenna systems he was convinced that his Rhombic Antennas are best.
The IOTA Management Team consisting of Roger, G3KMA and Cezar, VE3LYC describe a year of marked progress, made possible by the introduction of QSO-matching with logs on Club Log as a means of confirming IOTA contacts.
An international team of radio amateurs and scientists travels by schooner to remote and barren Howland Island and is stranded for a week due to high surf.
On Saturday February 27th the XR9JA have end there transmittion from Greenwich Island, Antarctica to cooporate with Emergency Net, due to the earthquake on concepcion.
Video V73WE Majuro Atoll, IOTA OC - 029, Marshall Islands. Op - SP9FIH.
https://youtu.be/uEMIFUzkxy0?si=w10vGHKN9vM5jiq2
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V73WE Majuro Atoll
Video announcement HD8CW HC5CW/8 San Cristobal Island, IOTA SA - 004, Galapagos Islands. Ops - HC5CW, HC2AP.
https://youtu.be/GQKpStFVr88?si=22iz6RyjGGp9hzQM
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HD8CW HC5CW/8 Galapagos Islands
Joel, LX1ER is receive contest call sign LX5M and will be active from Merscheid, Luxembourg.
He will operate in various contests.
QSL via LX1ER direct, LOTW, eQSL.
Ads for direct QSL:
Joel Erpelding, Duerfstrooss, 22, Merscheid, 9165, Luxembourg.
QTH Locator - JN29xv.
Video announcement VK9XU Christmas Island, IOTA OC - 002. DX Pedition. Team - DF4GV, DJ9RR, DL2AMD, VK6SJ, DL2AWG.
https://youtu.be/aqbG0IkWj_o?si=nMY_qdmZPF6i-gGe
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VK9XU Christmas Island
Video announcement C91BV Mozambique. Team - CX3DDB, CX3AN, CX8FB, CX2AM.
https://youtu.be/loGOtdipZQg?si=fERI5iQY1hgg5EsK
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C91BV Mozambique
Video announcement 6Y7EI Jamaica Island, IOTA NA - 097. Team - Members of the EIDXG.
https://youtu.be/0CUwQnM7jE4?si=iy08i0B37EZM6MJf
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6Y7EI Jamaica
Video announcement PX0FF Fernando de Noronha, IOTA SA - 003. DX Pedition
https://youtu.be/ex4JaL-_q0Q?si=MaNZAo03tvmbvfiX
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PX0FF Fernando de Noronha
Video announcement TX9A Tubuai Island, IOTA OC - 152, Austral Islands. Team - 9A2NA, 9A3MR, 9A7Y, DK8ZZ.
https://youtu.be/6tcKGYr__vw?si=TiOrWYVwxjtESGnF
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TX9A Tubuai Island
Video announcement FW7AA Wallis Island, IOTA OC - 054, Wallis and Futuna. Ops - W7YAQ, K7AR.
https://youtu.be/muliiRDQDCc?si=apOsI-w5M743xS4A
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FW7AA Wallis Island
Video announcement 3DA0DL Eswatini DX Pedition. Team - DK1BT, DL4WK, DL6SAK, DL7BO, DL7UFR.
https://youtu.be/phfbY7twz_E?si=j52sTTaPDnsH3Nip
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3DA0DL Eswatini
Video announcement 5R8WE 5R8CI Nosy Be Island, IOTA AF - 057, Madagascar. Ops - SP9FIH, SP6CIK.
https://youtu.be/J6_JKJSWjms?si=SmTMoTDbaUsRWqQa
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5R8WE 5R8CI Nosy Be Island
Video announcement 3D2Y Rotuma Island, IOTA OC - 060, DX Pedition. Team - W6IZT, W8HC, K4NHW, KD9LSV, LY7J and others.
https://youtu.be/fepndBag2po?si=ziW-n5IJj2Iz_y5f
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3D2Y Rotuma