![Radio Waves: First Transatlantic Signal 120 Years Today, 100 Years of German Radio, NASA Laser Communications, and Ham Transmitter on the Moon | The SWLing Post Radio Waves: First Transatlantic Signal 120 Years Today, 100 Years of German Radio, NASA Laser Communications, and Ham Transmitter on the Moon | The SWLing Post](https://swling.com/blog/wp-content/uploads/2021/12/Marconi_at_newfoundland.jpeg)
Radio Waves: First Transatlantic Signal 120 Years Today, 100 Years of German Radio, NASA Laser Communications, and Ham Transmitter on the Moon | The SWLing Post
On this day in 1901 — 120 years ago — Italian physicist and radio pioneer, Guglielmo Marconi, succeeded in sending the first radio transmission across the Atlantic Ocean - Frank Beacham's Journal
![Milestones:Transmission of Transatlantic Radio Signals, 1901 - Engineering and Technology History Wiki Milestones:Transmission of Transatlantic Radio Signals, 1901 - Engineering and Technology History Wiki](https://ethw.org/w/images/6/62/Transmission_of_Transatlantic_Radio_Signals.jpg)
Milestones:Transmission of Transatlantic Radio Signals, 1901 - Engineering and Technology History Wiki
![On this day in history, Dec. 12, 1901, Guglielmo Marconi sends first transatlantic radio message | Fox News On this day in history, Dec. 12, 1901, Guglielmo Marconi sends first transatlantic radio message | Fox News](https://static.foxnews.com/foxnews.com/content/uploads/2022/12/GettyImages-613459308.jpg)