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Leonard Dawe, Telegraph crossword compiler, created these puzzles at his home in Leatherhead. Dawe was headmaster of Strand School , which had been evacuated to Effingham , Surrey . Adjacent to the school was a large camp of US and Canadian troops preparing for D-Day, and as security around the camp was lax, there was unrestricted contact ...
Radar in World War II greatly influenced many important aspects of the conflict. [1] This revolutionary new technology of radio-based detection and tracking was used by both the Allies and Axis powers in World War II , which had evolved independently in a number of nations during the mid 1930s. [ 2 ]
The method of operation during the day was for radar to direct the flak's optical fire control towards the target. Once this was acquired, the flak was controlled by the optical equipment to complete the engagement. During the night, the radar would be used to indicate the target to the searchlight crews.
This is a list of World War II electronic warfare equipment and code words and tactics derived directly from the use of electronic equipment.. This list includes many examples of radar, radar jammers, and radar detectors, often used by night fighters; also beam-guidance systems and radio beacons.
The PRP was adapted from the British Army GL, Gun Laying, radar system, and first went to sea in 1939 aboard several C-class cruisers, using the Type 280 radar. By 1941 the PRP was a common feature on the Type 280, 279 and 281 radars, and by late 1941 began to appear on the type 282P, 284P and 285P radar systems. [6]
H2X, officially known as the AN/APS-15, [2] was an American ground scanning radar system used for blind bombing during World War II. It was a development of the British H2S radar, the first ground mapping radar to be used in combat. [3] It was also known as the "Mickey set" [4] and "BTO" for "bombing through the overcast" radar. [5]
It was the U.S. Army's primary long-distance radar throughout World War II and was deployed around the world. It is also known as the Pearl Harbor Radar , since it was an SCR-270 set that detected the incoming raid about 45 minutes before the 7 December 1941, attack on Pearl Harbor commenced.
SC was an American-made air and surface-search radar used during World War II by the United States Navy. Variations include SC-1, SC-2 and SC-3. [1] Overview.