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Siemens & Halske AG (or Siemens-Halske) was a German electrical engineering company that later became part of Siemens. It was founded on 12 October 1847 as Telegraphen-Bauanstalt von Siemens & Halske by Werner von Siemens and Johann Georg Halske .
The Siemens & Halske T52, also known as the Geheimschreiber [1] ("secret teleprinter"), or Schlüsselfernschreibmaschine (SFM), was a World War II German cipher machine and teleprinter produced by the electrical engineering firm Siemens & Halske. The instrument and its traffic were codenamed Sturgeon by British cryptanalysts.
The W48 is the successor of the pre-war Modell 36 and the W38, with only a few modifications.The principle design features were based on the "classic" W28, the first widely distributed desktop telephone developed by the Siemens & Halske company and built in license for the German Reichspost from 1928 by several manufacturers.
Siemens & Halske was founded by Werner von Siemens and Johann Georg Halske on 1 October 1847. Based on the telegraph, their invention used a needle to point to the sequence of letters, instead of using Morse code. The company, then called Telegraphen-Bauanstalt von Siemens & Halske, opened its first workshop on 12 October. [11]
Equipment used [4] [5] Initially 60, 30 or 15 ft dish or billboard type antennas have been used in combination with General Electric or RCA AN/MRC80 TRC24; AN/FRC-75 or 39 radio sets. Later being replaced by newer Siemens & Halske EM 120/400 and 12/800 types. The type and beaming angle of the antennas depended of the local site position and its ...
In 1847 Halske founded the Siemens & Halske Telegraph Construction Company together with Werner von Siemens. [1] Halske was particularly involved in the construction and design of electrical equipment such as the press which enabled wires to be insulated with a seamless coat of gutta-percha, the pointer telegraph and the morse telegraph and ...
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Cascade Charter Township is a charter township of Kent County in the U.S. state of Michigan.The population was 19,667 at the 2020 census. [4]The township is part of the Grand Rapids metropolitan area and is located just east of the city of Grand Rapids.
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