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Historic England Research Records

Chain Home Extra Low Station K138

Hob Uid: 1478313
Location :
Suffolk
East Suffolk
Orford
Grid Ref : TM4190049900
Summary : The site of a Chain Home Extra Low (CHEL) radar station at Orford Castle. It was built by the Royal Air Force to provide low-coverage radar during the Second World War. CHEL sites comprised a Nissen hut with an aerial gantry straddling the roof and a separate standby set house for the reserve power. The station was removed by the 1970s and the site given over to agricultural use.
More information : A Chain Home Extra Low station located at Orford Castle (TM 419 499), called site K138. From 1942 the Royal Air Force implemented the K-series of Chain Home Extra Low (CHEL) stations. CHEL sites used centimetric radar that operated on a 10cm wavelength to provide a low-coverage radar more advanced than the existing Chain Home Low and Coastal Defence/Chain Home Low stations. The sites comprised a Nissen hut with an aerial gantry straddling the roof and a separate standby set house for the reserve power. (1)

Aerial photography from 1972 show that the station had been removed and the site given over to agricultural use. (2)

Sources :
Source Number : 1
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Page(s) : 171
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Source Number : 2
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Monument Types:
Monument Period Name : Second World War
Display Date : From 1942
Monument End Date : 1945
Monument Start Date : 1942
Monument Type : Radar Station, Chain Home Station
Evidence : Documentary Evidence

Components and Objects:
Related Records from other datasets:
External Cross Reference Source : National Monuments Record Number
External Cross Reference Number : TM 44 NW 28
External Cross Reference Notes :

Related Warden Records :
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Associated Activities :
Activity type : MEASURED SURVEY
Start Date : 2008-01-01
End Date : 2009-12-31