Tag Archives: Transatlantic Tests

BBC Newshour and the first shortwave Transatlantic Tests

Former BBC World Service HQ – The Bush House

Many thanks to SWLing Post contributors, Doug and Kris, who both share a link to BBC Newshour which was broadcast yesterday (Dec 12, 2021).

The final segment of the show focuses on the birth of international shortwave radio and the first Transatlantic tests. You can listen to this report over the next month via the BBC Sounds website. This is the final piece in Newshour and starts at the 45:05 mark. Very much worth your time!

Click here to listen to this segment on BBC Sounds (starting at 45:05).

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Radio Waves: First Transatlantic Signal 120 Years Today, 100 Years of German Radio, NASA Laser Communications, and Ham Transmitter on the Moon

Marconi watching associates raising the kite (a “Levitor” by B.F.S. Baden-Powell[47]) used to lift the antenna at St. John’s, Newfoundland, December 1901 (via Wikipedia)

Radio Waves:  Stories Making Waves in the World of Radio

Because I keep my ear to the waves, as well as receive many tips from others who do the same, I find myself privy to radio-related stories that might interest SWLing Post readers.  To that end: Welcome to the SWLing Post’s Radio Waves, a collection of links to interesting stories making waves in the world of radio. Enjoy!

Many thanks to SWLing Post contributors Trevor R, Andrea Bornino, Wilbur Forcier, and the Southgate ARC for the following tips:


First radio transmission sent across the Atlantic Ocean (History.com)

Italian physicist and radio pioneer Guglielmo Marconi succeeds in sending the first radio transmission across the Atlantic Ocean, disproving detractors who told him that the curvature of the earth would limit transmission to 200 miles or less. The message–simply the Morse-code signal for the letter “s”–traveled more than 2,000 miles from Poldhu in Cornwall, England, to Newfoundland, Canada.

Born in Bologna, Italy, in 1874 to an Italian father and an Irish mother, Marconi studied physics and became interested in the transmission of radio waves after learning of the experiments of the German physicist Heinrich Hertz. He began his own experiments in Bologna beginning in 1894 and soon succeeded in sending a radio signal over a distance of 1.5 miles. Receiving little encouragement for his experiments in Italy, he went to England in 1896. He formed a wireless telegraph company and soon was sending transmissions from distances farther than 10 miles. In 1899, he succeeded in sending a transmission across the English Channel. That year, he also equipped two U.S. ships to report to New York newspapers on the progress of the America’s Cup yacht race. That successful endeavor aroused widespread interest in Marconi and his wireless company. Continue reading

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100th Anniversary of Transatlantic Tests: Special event station using a 1921 replica transmitter

1BCG Transmitter in 1921 (Source: 1BCG.org)

Many thanks to SWLing Post contributor, Mark (AE2EA), who shares the following announcement:

2021 marks the 100th year anniversary of the historic Transatlantic Tests, where radio amateurs using the call sign 1BCG were responsible for the first successful radio communication across the Atlantic Ocean on “short waves.”

On December 11, 2021 the Antique Wireless Association will recreate these historic transmissions on 160 meters from the Vintage Radio and Communications Museum of Connecticut, using a replica transmitter constructed by volunteers at the Antique Wireless Association. This special event is your opportunity to relive a historic moment in amateur radio history.

More information can be found here http://1BCG.org

Here’s a summary:

The 1BCG replica transmitter will be operating as W2AN/1BCG on 1.820 MHz, plus or minus, using CW, from The Vintage Radio and Communications Museum of Connecticut. Transmissions from W2AN/1BCG will be one-way, just like the original transatlantic tests in 1921. You can get a SWL certificate for this Special Event by sending a copy of the transmitted message to [email protected]

Schedule: Transmissions start on December 11, 2021, on 1.820 MHz, +/-, at 1800 EST or 2300 UTC, then every 15 minutes thereafter for a total of five hours thusly; 1815, 1830, 1845, 1900, 1915, 1930, 1945, 2000, 2015, 2030, 2045, 2100, 2115, 2130, 2145, 2200, 2215, 2230 and the last transmission at 2245 EST.

Mark ~ AE2EA
Antique Wireless Association

I will definitely be listening! Thank you so much for sharing this, Mark!

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