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- By February 1942, the 74 men of Station Cast on the Philippine island of Corregidor had become some of the most important sailors in the U.S. Navy. These radio operators, linguists, and cryptanalysts were eavesdropping on enemy radio transmissions and had made steady progress deciphering the Japanese naval code.
www.historynet.com › codebreakers-on-corregidorThe US Codebreakers on Corregidor Knew Too Much - HistoryNet
Station CAST and its personnel and equipment were moved from Manila to the tunnels on Corregidor as the Japanese approached and spent the next months working there. Eventually, they destroyed their equipment (some IBM punched card machines are said to have been among the gear shoved into the harbor) and were evacuated in stages by submarines ...
Jul 18, 2023 · By February 1942, the 74 men of Station Cast on the Philippine island of Corregidor had become some of the most important sailors in the U.S. Navy. These radio operators, linguists, and cryptanalysts were eavesdropping on enemy radio transmissions and had made steady progress deciphering the Japanese naval code.
Adding to the mystery is that none of the structures are shown on any of the detailed Corregidor maps. The reason is simple, the latest map was produced in 1936 and the Navy radio project was not started until 1939. Station CAST became operational on October 17th of that year.
Jul 18, 2023 · Jul 18, 2023 by Joseph Connor. By February 1942, the 74 men of Station Cast on the Philippine island of Corregidor had become some of the most important sailors in the U.S. Navy. These radio operators, linguists, and cryptanalysts were eavesdropping on enemy radio transmissions and had made steady progress deciphering the Japanese naval code.
Station Cast, Hypo’s sister unit hidden away in the Malinta Tunnel on Corregidor, the Philippines, didn’t think so. Early on 27 November, Cast’s analysts responded to Rochefort’s memo with an estimate of their own.
May 6, 2016 · The other two decrypt units were Station CAST, housed on Corregidor, and Station NEGAT, OP-20-G’s decrypt arm at Navy Headquarters in Washington D.C. Together, they comprised a global structure whose focus was intercepting and decrypting radio traffic emanating from Japan and its forces in the Pacific.
Jun 4, 2013 · Station CAST at Corregidor, which was moved to Melbourne after the Philippines fell, and Station NEGAT in Washington soon followed with a number of important JN-25B decrypts. HYPO first reported an offensive action in the 'AK' or Hawaiian area which culminated in the ineffectual bombing of Oahu on the night of 4/5 March 1942.
