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Milestone-Proposal:Wireless Transmission between Fixed Antenna and Moving Trains, 1913
Milestone Buildings Exist Yes
Milestone Distinguishing Features Michael C. Duffy's account of this test in Michael C. Duffy's account of this test in Electric Railways 1880-1990 states that the test performed on November 21, 1913 was the first demonstration that wireless communication between between fixed stattions and moving trains was practical and reliable. Tests prior to then, such as those in 1909, were judged to be too primitive for dependable results. The 1913 experiments demonstrated that wavelengths of 600m-3000m and power of 1kW-5kW provided adequate communications for the train and fixed stations transmitters and receivers. It was also demonstrated that that a single tower (station) could communicate with a moving trin for over a distance of 130 miles. A series of stations could be used to cover a much longer range. This technology was rapidly adopted after its utility was shown. A severe storm in 1914 in the United States crippled most train transportation except for those lines already using wireless communication. ines already using wireless communication.
Milestone Obstacles Overcome The technical obstacle consisted of understanding the correct parameters for wireless communications to succeed between a fixed antena and the antenna on a rapidly moving train.
Milestone Present Site Owner Mr. Ari Meisel
Milestone Site Access Details The tower is accessible off the sidewalk
Milestone Site Description The Milestones Plaque will be placed on the actual tower used in the experiment. It is located beyond the sidewalk on Henry St in Binghamton, New York. As the tower and plaque will be outside there is no need for visitors to go through security.
Milestone Site Owner Approval Yes  +
Milestone proposal submitted false  +
Proposed Milestone IEEE Section Binghamton Section  +
Proposed Milestone Location Henry Street, Binghamton, New York
Proposed Milestone Name Wireless Transmission between Fixed Antenna and Moving Trains, 1913  +
Proposed Milestone Year 1913  +
Modification dateThis property is a special property in this wiki. 18 July 2012 13:31:24  +
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