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  2. Chain Home - Wikipedia

    en.wikipedia.org/wiki/Chain_Home

    Chain Home was the first early warning radar network in the world and the first military radar system to reach ... by the opening of the Battle of Britain on 10 July ...

  3. British anti-invasion preparations of the Second World War

    en.wikipedia.org/wiki/British_anti-invasion...

    As a result, the Germans underestimated the effectiveness of the expanding Chain Home radar system, [40] which became a vital piece of Britain's defensive capabilities during the Battle of Britain. [ 41 ] [ 42 ] By the start of the war, around 20 Chain Home stations had been built in the UK; to supplement these and detect aircraft at lower ...

  4. Dowding system - Wikipedia

    en.wikipedia.org/wiki/Dowding_system

    The Dowding system is considered key to the success of the RAF against the German air force during the Battle of Britain. The combination of early detection and rapid dissemination of that information acted as a force multiplier , allowing the fighter force to be used at extremely high rates of effectiveness.

  5. Battle of Britain Bunker - Wikipedia

    en.wikipedia.org/wiki/Battle_of_Britain_Bunker

    The Battle of Britain Bunker is an underground operations room at ... The Chain Home radar system reported incoming enemy aircraft for the first time and the No. 11 ...

  6. Radar in World War II - Wikipedia

    en.wikipedia.org/wiki/Radar_in_World_War_II

    Battle of Britain defences of the UK. Systems similar to CH were later adapted with a new display to produce the Ground-Controlled Intercept (GCI) stations in January 1941. In these systems, the antenna was rotated mechanically, followed by the display on the operator's console.

  7. List of World War II electronic warfare equipment - Wikipedia

    en.wikipedia.org/wiki/List_of_World_War_II...

    Chain Home radar – British land-based early warning radar used during the Battle of Britain - from TRE. Düppel – German radar countermeasure called chaff in the US or Window in Britain. Darky – British backup homing system: the pilot could be talked back to his home base by HF voice radio on 6440 kHz / 6.440 MHz [7]

  8. Battle of Britain - Wikipedia

    en.wikipedia.org/wiki/Battle_of_Britain

    The Battle of Britain (German: Luftschlacht um England, lit. 'air battle for England') was a military campaign of the Second World War, in which the Royal Air Force (RAF) and the Fleet Air Arm (FAA) of the Royal Navy defended the United Kingdom (UK) against large-scale attacks by Nazi Germany's air force, the Luftwaffe.

  9. IFF Mark II - Wikipedia

    en.wikipedia.org/wiki/IFF_Mark_II

    IFF Mark II was the first operational identification friend or foe system. It was developed by the Royal Air Force just before the start of World War II. After a short run of prototype Mark Is, used experimentally in 1939, the Mark II began widespread deployment at the end of the Battle of Britain in late 1940.