The entire 140-year oeuvre of Popular Science magazine has been archived for free browsing, thanks to a partnership with Google. Popular Science includes some Amateur Radio-related articles, such as “You Can Talk Around the World” in the January 1932 edition, “Thousands of Radio Amateurs Find it Easy to Learn Morse Code” from the March 1932 edition, and “The Hams Join Up” from the November 1941 edition. Many other articles deal with radio and radio repair as well as do-it-yourself electronics projects.
A Soyuz rocket launched D-Star ONE Phoenix and 10 other satellites into orbit on February 1 from Vostochny Cosmodrome in Russia. Developed by German Orbital Systems in Berlin in cooperation... Read more
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CAA-500MARKII The NEW CAA-500MARKII SWR/Impedance Analyzer is finally arriving from the Comet factory! The new analyzer retains the same analog cross needles to display SWR and impedance, bu... Read more
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The winning article for the June 2018 QST Cover Plaque award is “Get on the Satellites for ARRL Field Day” by Sean Kutzko, KX9X. The QST Cover Plaque Award — given to the author or aut... Read more
New from Hi-Q Antennas Initially Developed for NASA as a space bound NVIS antenna For ground penetrating HF Radar antenna. It is available for Shipboard and portable use NVIS antenna. Lightw... Read more
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Take your morse code to the next level with Koch Morse Trainer Pro. The only trainer that supports prosigns (procedural signals) and non-english characters on Android. NOW WITH TESTING FEA... Read more
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Ham Radio Mast System Read more
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Block diagram of proposed Cubesat with laser communicator – Credit Oleg Nizhnik CubeSat Amateur Laser Communications Presentation slides https://www.spacemic.net/pdf/mic3_finalist/P8)... Read more
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“A team of Columbia Engineering researchers has invented a technology—full-duplex radio integrated circuits (ICs)—that can be implemented in nanoscale CMOS to enable simultaneou... Read more
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ASIAN AFRICAN CONFERENCE COMMEMORATION SPECIAL CALL QRV : 0000Z April 18, 2015 to 2359Z April 19, 2015 QSL : PO. Box 1090 Bandung 40010 Indonesia QSL: YB1LZ (The first large-scale Asi... Read more
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Following the launch of Fox-1Cliff/AO-95, AMSAT Engineering began the commissioning process, with the help of AMSAT Operations, on Tuesday December 4. Satellite telemetry indicates that... Read more
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Authorities say an emergency communication tower near the Oregon coast has been destroyed, causing over $60,000 in damag OS BAY, Ore. (AP) — Authorities say an emergency communication tower... Read more
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In an effort to test a new autobaud selection feature in a new version of the Fox satellite telemetry software FoxTelem, the AO-85 Operations Team will conduct some experimental sessions wit... Read more
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Frank J. Beafore / WS8B – Chairperson Once again, it gives me great pleasure to announce the opening of the 2017 Hamvention Awards nomination process. As in the past, this prestigious progra... Read more
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ARRL is seeking an emergency management director to oversee a team responsible for supporting ARRL emergency communication programs and services, including the Amateur Radio Emergency Servic... Read more
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Ham radio and weather satellite tracker and passes predictor inspired by Gpredict Main features: – Calculating satellite passes for up to one week (168 hours) – Calculating passes for the cu... Read more
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“Today I’m putting together my ham radio go box. It featutes an ICOM IC-7300 and Alinco DR-135. The box also includes a West Mountain Radio Epic Power Gate to allow for easy swit... Read more
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At 0132 UTC on July 30 the Australian Space Forecast Center issued a geomagnetic disturbance warning, saying a high speed solar wind from a recurring coronal hole is expected to raise geomag... Read more
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Table EZNEC simulation, gain and F / B in free space and real space to a wavelength from the ground Technical specifications Feed specification* *the power supply can vary according to the... Read more
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HF Radio Wave Propogation Read more
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