Dash 10 is an electronic countermeasures

Electronic countermeasures

An electronic countermeasure is an electrical or electronic device designed to trick or deceive radar, sonar or other detection systems, like infrared or lasers. It may be used both offensively and defensively to deny targeting information to an enemy...

 (ECM) pod used on aircraft such as the Blackburn Buccaneer

Blackburn Buccaneer

The Blackburn Buccaneer was a British low-level subsonic strike aircraft with nuclear weapon delivery capability serving with the Royal Navy and the Royal Air Force between 1962 and 1994, including service in the 1991 Gulf War...

 at RAF Honington

RAF Honington

RAF Honington is a Royal Air Force station located south of Thetford near Ixworth in Suffolk, England. Although used as a bomber station during the Second World War, RAF Honington is now the RAF Regiment depot and home to the Joint CBRN Regiment.-RAF use:...

. It was also used in the Falklands War

Falklands War

The Falklands War , also called the Falklands Conflict or Falklands Crisis, was fought in 1982 between Argentina and the United Kingdom over the disputed Falkland Islands and South Georgia and the South Sandwich Islands...

 by the Avro Vulcan

Avro Vulcan

The Avro Vulcan, sometimes referred to as the Hawker Siddeley Vulcan, was a jet-powered delta wing strategic bomber, operated by the Royal Air Force from 1956 until 1984. Aircraft manufacturer A V Roe & Co designed the Vulcan in response to Specification B.35/46. Of the three V bombers produced,...

 Bomber.

Functionality

The Dash 10 is designed and used to counter radar guided

Active radar homing

Active radar homing is a missile guidance method in which a guided missile contains a radar transceiver and the electronics necessary for it to find and track its target autonomously...

weapons, by manipulating the signal detected from such a weapon and returning it, to trick the weapon into aiming at an imaginary target miles away from the Dash 10.