These efforts include the successful British disruption of German Luftwaffe navigational radio beams. Jamming also may have originated with the British during World War II, when they began jamming German radio communications. The night fighters outfitted with Window had prong antennae stuck out from their noses, allowing their radars a range of four miles in a 70 degree cone. It was first used during the Hamburg raid on July 24-25, 1943. This originated with the Royal Air Force's use of what they codenamed Window during World War II, which Americans referred to as chaff. One of the most common types of ECM is radar jamming or spoofing. More recently, sensors and weapons are being modified to deal with this threat. History Įver since electronics have been used in battle in an attempt to gain superiority over the enemy, effort has been spent on techniques to reduce the effectiveness of those electronics. A more detailed description defines it as the electronic warfare operations taken by a radar to offset the enemy's countermeasure. In practice, EPM often means resistance to jamming. ECCM is also known as electronic protective measures (EPM), chiefly in Europe. ( January 2013) ( Learn how and when to remove this template message)Įlectronic counter-countermeasures ( ECCM) is a part of electronic warfare which includes a variety of practices which attempt to reduce or eliminate the effect of electronic countermeasures (ECM) on electronic sensors aboard vehicles, ships and aircraft and weapons such as missiles. Please help to improve this article by introducing more precise citations. This article includes a list of general references, but it lacks sufficient corresponding inline citations.
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