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Type 285 radar

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Type 285 radar
Country of originUnited Kingdom
Introduced1940
TypeFire-control radar
Frequency600 MHz
Beamwidth
  • 18° (horizontal)
  • 43° (vertical)
Pulsewidth2 μs
Range18,000 yd (16,000 m)
Altitude15,000 ft (4,600 m)
Precision150 yd (140 m)
Power25 kW

The Type 285 radar was a British naval anti-aircraft gunnery radar developed during the Second World War. The prototype was tested at sea aboard the escort destroyer HMS Southdown in August 1940.[1]

Type Aerial outfit Peak power (kW) Frequency (MHz) Wavelength (cm) In service
285 25 600 50 1941
285M 150 600 50 1941
285P 150 600 50 1942

Notes

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  1. ^ Campbell, p. 16

Bibliography

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  • Campbell, John (1985). Naval Weapons of World War II. Annapolis, Maryland: Naval Institute Press. ISBN 978-0-87021-459-2.
  • Friedman, Norman (1981). Naval Radar. London: Conway Maritime Press. ISBN 0-85177-238-2.
  • Watson, Raymond C. Jr. (2009). Radar Origins Worldwide: History of Its Evolution in 13 Nations Through World War II. Trafford. ISBN 978-1-4269-2111-7.
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