Telecommunication Early means of communicating over a distance included visual signals, such as beacons, smoke signals, semaphore telegraphs, signal flags, and optical heliographs. Other examples of pre-modern long-distance communication included audio messages such as coded drumbeats, lung-blown horns, and loud whistles. 20th- and 21st-century technologies for long-distance communication usually involve electrical and electromagnetic technologies, such as telegraph, telephone, and teleprinter, networks, radio, microwave transmission, fiber optics, and communications satellites. A revolution in wireless communication began in the first decade of the 20th century with the pioneering developments in radio communications by Guglielmo Marconi, who won the Nobel Prize in Physics in
Alexander Bain (inventor) restored in 1959. The headstone had a fallacious date of death (1876) which was later corrected to 1877. JD Wetherspoons pub in Wick, close to where Alexander Bain served his apprenticeship, is now named 'The Alexander Bain' after the inventor. Also, as a tribute to his inventions, the main BT building in Glasgow is named Alexander Bain House. One of the earliest examples of an electrically impulsed pendulum clock is on display at the Deutsches Uhrenmuseum. In 2016 he was awarded the Technology & Engineering Emmy Award "for his pioneering work in the transmission of images". Alexander Bain (inventor) Alexander