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Marconi
Marconi was a british scientist. He was the first to achieve successful radio transmission. He was awarded a British Patent for radio. -
Marconi
Bose went London where he met Marconi. Marconi was conducting wireless experiments for a Bristish post office. Marconi established a radio station in Isle of Wright, England. -
Marconi
Marconi opened the first radio factory in Chelmsford, England. He claims he received in Newfoundland a radio signal trasmitted from Cornwall. He then was awarded a patent for the invention of the radio. -
audio broadcasts
wisconsin delivered the state weather in morse code, as the first regular broadcasts. -
audio broadcasts
after voice and music experiments, it was the first clear trasmission of human speech. -
Audio Broadcasts
Amplifing vacuum tubes revolutionized radio receivers and trasmitters. Triode amplifier, generator, and detector enabled audio radio. Fessenden and Lee de Forst invented the AM radio so more stations can send signals. radio was the first to use pictures as television. -
audio broadcasts
wireless broadcasts for entertainment began in argentina. -
Audio Broadcasts
E.W. Scripp's WWJ from Detroit got its commercial broadcasting license and started broadcasting. Stil carries a regular schedule of programming, was not yet supported by advertising. -
audio broadcasts
owned by manfactturers and department stores were established to sell radios to express the opnions of the owners. -
Audio broadcasts
the first radio news program was broadcast by station 8MK unlicensed predecessor of WWJ. -
audio broadcasts
westinghouse became the first Us commercial boradcasting station to be licensed when it got the call letters KDKA. -
audio broadcasts
Jospeh franklin rutherford transmitted his first radio bible sermon.
