learning about radio electronics

Jan 21, 2022 ... The Long Blue Line: Coast Guard pioneers the marine radio over 100 years ago! ... created a new challenge for communications. Early ... At the time, vacuum tubes were king - Bell Labs' 1947 transistor invention was not taken seriously by the major radio manufacturers...RCA, Sylvania and ... Not surprisingly, sales soared, as did radio listenership. In 1933, the VE301 accounted for about half of the total radio sales in Germany. The following year, ... 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 ... Nov 7, 2008 ... On June 21, 1909, more than 10 years prior to the launching of America's first commercially licensed radio station, a young inventor named ... I built a crystal radio in 1952 when I was 12 years old. It came as a kit from Allied Radio in Chicago for $2.50. I spent many an hour down in our basement ... He used radio waves to transmit Morse code and the instrument he used became known as the radio. In 1906, Marconi shared the Nobel Prize for physics with ... Jun 15, 2020 ... On this day in 1920, the first wireless radio broadcast in the UK took place, conducted by Guglielmo Marconi. Chelmsford wanderings. 1860: The existence of radio waves predicted. 1866: Demonstrated that rapid variations of electric current could be projected into space. We are grateful to our customers for enjoying the ride with us for the past century, and we're eager for the next hundred years. Time Flies. Enjoy the Ride ...