Key Dates

The Wireless Society of London, now known as the Radio Society of Great Britain (RSGB), was founded in 1913. The organization was established to support and promote the interests of amateur radio operators in the United Kingdom. It provided a platform for enthusiasts to share knowledge, exchange ideas, and advance the science and practice of…

Following the sinking of the Titanic in April 1912, the United States Congress passed the Radio Act of 1912 to enhance maritime safety and improve radio communication regulations. This landmark legislation mandated that all radio stations in the U.S. be licensed by the federal government and that shipboard radio operators maintain a continuous watch for…

In 1906, the International Radiotelegraph Conference held in Berlin established “SOS” (· · · – – – · · ·) as the worldwide standard distress call. This decision was made to create a clear, unambiguous signal that could be easily recognized and understood in emergencies. The “SOS” signal, chosen for its simplicity and distinctiveness, replaced…

On December 12, 1901, Guglielmo Marconi successfully transmitted the first wireless signal across the Atlantic Ocean. The historic transmission was sent from Poldhu in Cornwall, England, and received by Marconi himself in St. John’s, Newfoundland, over a distance of approximately 2,200 miles. The message consisted of the Morse code letter “S,” which was transmitted repeatedly.…

In the early 1830s, Samuel Morse, an American artist and inventor, began contemplating the idea of sending signals over electric wires. This interest was sparked by a conversation about electromagnetism and the work of scientists like André-Marie Ampère and Michael Faraday. Morse envisioned a system that could transmit messages across long distances using electrical impulses.…