Parabolic antenna be exploited. Italian radio pioneer Guglielmo Marconi used a parabolic reflector during the 1930s in investigations of UHF transmission from his boat in the Mediterranean. In 1931 a 1.7 GHz microwave relay telephone link across the English Channel using 10 ft. (3 meter) diameter dishes was demonstrated. The first large parabolic antenna, a 9 m dish, was built in 1937 by pioneering radio astronomer Grote Reber in his backyard, and the sky survey he did with it was one of the events that founded the field of radio astronomy. The development of radar during World War II provided a great
Long Distance (film) husband is to be executed. After finding proof that he is innocent, his wife tries to contact the judge, but only has 30 minutes to do so. The Age newspaper, in the section "Teletopics", said that ""Joan Miller gave a most moving portrayal"" and that the show ""lived up to expectation"". Long Distance (film) Long Distance is a 1961 Australian television film. It was based on a 1948 American radio play, and retained the U.S. setting. It was among the first local drama productions by station HSV-7, and aired in a 30-minute time-slot. It was telecast on the 8th of