Showing Records: 1 - 10 of 35
2 reports relating to the detection of ships and aircraft, c. 1941 and no date
2 reports relating to the detection of ships and aircraft:
‘Report on the Use of Radiation of Wave-Length 5-10 cms. for the Detection and Automatic Following of Aircraft and Ships'. The material consists of a 16 page typescript, with photographs, regarding the Klystron and magnetron, no author or date, c. 1941).
‘Reception of R.D.F. [Radio Direction Finding] by ships at sea'. The material consists of a manuscript note and diagrams, no author or date.
3 reports on radio detection, February 1941-May 1941
The material consists of 3 reports on radio detection:
‘The power required in R.D.F. [Radio Direction Finding] systems and the echoing properties of various targets.’ A report from H. M. Signal School, Portsmouth, dated February 1941.
Report, ‘Material for prediction' (page 1 and cover missing), c. March 1941.
'A Note on the Optimum Wavelength for R.D.F. Performance’. A report from H.M. Signal School, Haslemere, dated May 1941.
Abstracts of patent specifications relating to work on radar, 1944
The material consists of abstracts of patent specifications relating to work on radar. These were circulated by the Radio Board in 1944.
'Calculations of Echo Strength', c. 1939-1965
'Calculations of Echo Strength', no date. The material consists of a substantial typescript draft, 115 pages long, with diagrams, beginning 'This report is a theoretical contribution to the Sea Research'. Author unknown, in original binder.
Correspondence and calculations by C.G. Darwin and 3 reports by N.F. Mott, 1940
The material consists of Correspondence and calculations relating to reflection by C.G. Darwin and 3 reports by N.F. Mott relating to the scattering power of aircraft and echoes, all dated 1940.
Correspondence and data , 1942
Correspondence and data, dated 1942. The material mainly relates to the influence of water vapour density.
Correspondence and material on history of radar, 1923, 1945
Correspondence and papers relating to hearings of the Royal Commission on Awards to Inventors, 1951-1952
Correspondence and reports, 1944
Correspondence and reports, c. 1945
Correspondence and reports, dated 1945. The material continues the research into ‘Angels’ or unidentified objects discussed in Coll-37/C.265. It consists of correspondence from W. S. Elliott (R.R.D.E. [Radar Research and Development Establishment]) also enclosing A.O.R.G. [Army Operational Research Group] Report 257 on 'Radar Echoes from Birds', by D.L. Lack; and 'Note on echoes of unidentified origin', by Edward Appleton, 2 page typescript, no date.