an overview of the international treaties, agreements, and regulatory bodies that govern the use of radio frequencies and broadcasting standards on a global scale

The invention of radiocarbon dating elegantly merged chemistry and physics to develop a scientific method that can accurately determine the age of organic ... Mar 18, 2022 ... These sets were created by the ... It's believed that over 175,000 of these sets were sold in the year the group was active (1944–45). Mar 29, 2025 ... Where was radio invented? The first practical wireless radio ... Radio's early years. Reginald FessendenReginald ... Aug 12, 2021 ... In late November of 1925, in a new show called “Barn Dance” on Nashville's WSM radio station, announcer George D. "Judge" Hay introduced the ... While newspapers have been around for hundreds of years following Gutenberg's printing press invention, radio was the first mass media form of communication ... A 26-year old engineer named Grote Reber built the first dish antenna radio telescope in 1937. He used wooden rafters, galvanized sheet metal, and spare parts. When Radio Was. Radio Spirits' nationally syndicated radio program hosted by ... Radio's premier horror series was created by writer/ director Wyllis Cooper. The police officer will receive this either on a PC based police radio or a mobile data computer located in their car. ... The next year the Federal ... Our company has achieved many milestones in its 85-plus year history. We ... In 1958 Motorola introduced the Motrac radio, the world's first vehicular ... Tesla actually invented the idea of radio in 1892 — not too long after Heinrich Hertz demonstrated UHF spark wireless transmissions in Germany in 1885. In 1898, ...