Master Page

1 May 1919	Established under Controller General of Civil Aviation
1 May 1919	Gp Capt L F Blandy DSO
20 Nov 1922	Transferred to CAS
20 Nov 1922	A/Cdre L F Blandy CB, DSO
xx xxx 1924	Renamed Signals Branch
30 Nov 1928	A/Cdre A D Warrington-Morris CMG, OBE
3 Jul 1933	A/Cdre J B Bowen OBE
xx xxx 1936	Renamed Directorate of Signals
1 Apr 1937	A/Cdre-AVM C W Nutting OBE, DSC
xx Nov 1938	Transferred to ACAS
xx Jan 1940	Transferred to ACAS (Operational Requirements and Tactics)
xx May 1940	Transferred to ACAS (General)
xx Jul 1940	Transferred to ACAS (Radio)
xx Jun 1941	A/Cdre O G W G Lywood CBE
xx Sep 1941	Transferred to CAS
26 Aug 1942	Gp Capt-A/Cdre E B Addison CBE
3 Mar 1943	A/Cdre J G W Weston OBE
xx Oct 1945	A/Cdre C S Cadell CBE
1 Sep 1946	A/Cdre L Dalton-Morris CBE
1 Sep 1946	A/Cdre E H Richardson CBE
1 May 1948	A/Cdre B D Nicholas
1 Jan 1951	Split into Directorates of Signals (O) and (P)
1 Jan 1966	Re-established as Directorate of Signals (Air) by amalgamating Directorates of Radio and Telecommunications
1 Jan 1966	A/Cdre A G Powell AMIEE
xx xxx 1968	Transferred to CAS
7 Jan 1969	A/Cdre S M Davidson CBE, CEng, MIERE
24 Dec 1971	A/Cdre F C Padfield BSc, CEng, MIEE,. AFRAeS
11 Jan 1975	A/Cdre A A Morris BSC, CEng, FIEE, FRAeS, DipEl
5 Jun 1976	A/Cdre T B Stephenson DipEl
xx xxx 1979	Transferred to ACAS (Operations)
29 Dec 1979	A/Cdre P L T Owen OBE, MA, DUS, CEng, FIEE
2 Mar 1981	A/Cdre D A Saunders MSc, BSc, CEng, MIEE
5 Dec 1983	A/Cdre G V Lobley CEng, FIEE, MRAeS
xx Jan 1985	Transferred to AMSO
28 Feb 1986	A/Cdre D G Harrington BA, CEng, FIEE, MBIM
27 Apr 1990	A/Cdre R M S Fitzgerald-Lombard CEng, FIEE, MRAeS
1 Apr 1994	Post abolished

xx Jun 1941	Established from ACAS (Radio) under CAS
xx Jun 1941	AVM C W Nutting OBE, DSC
xx Aug 1942	AVM Sir Victor Tait OBE
6 Oct 1945	AVM W H Theak OBE
1 Mar 1949	AVM E B Addison CB, CBE, MA
xx May 1950	Renamed ACAS (Signals) (see CAS Section)
xx xxx 1960	Re-established from ACAS (Signals) under AMSO
xx xxx 1960	AVM G C Eveleigh OBE
5 Jun 1961	AVM C M Stewart CBE
xx xxx 1964	Renamed Directorate-General of Signals (Air)
6 Apr 1964	AVM M K D Porter CB, CBE, FRAeS, AMIEE
xx xxx 1966	Post abolished

xx Jun 1941	Established under Directorate-General of Signals
xx Jun 1941	Gp Capt-A/Cdre V H Tait OBE
xx Sep 1941	Transferred to CAS
xx May 1942	Renamed Directorate of RDF
19 Aug 1942	Gp Capt-A/Cdre C P Brown OBE
xx Jun 1943	Renamed Directorate of Radar
xx Oct 1945	Renamed Directorate of Radio
xx Oct 1945	A/Cdre L Dalton-Morris CBE
xx xxx 1947	A/Cdre E H Richardson CBE
xx xxx 1947	Absorbed into Directorate of Signals

Directorate of Radio (Air)

1 Jan 1951	Established from part of Directorate of Signals under ACAS (Signals)
1 Jan 1951	A/Cdre V G A Hatcher OBE, AFC
1 Jan 1952	A/Cdre H H Chapman CBE, AMIEE
xx xxx 1953	Renamed Directorate of Signals (1)
28 Jun 1954	A/Cdre H B Wrigley
29 Apr 1957	A/Cdre H G Leonard-Williams CBE
13 Apr 1959	A/Cdre F E Tyndall BSc
xx xxx 1960	Renamed Directorate of Radio
1 Nov 1961	A/Cdre A G P Brightmore MBritIRE
xx xxx 1964	Renamed Directorate of Radio (Air)
27 Jul 1964	A/Cdre A G Powell AMIEE
1 Jan 1966	Absorbed into Directorate of Signals (Air)

Renamed Directorate of Telecommunications (Air)

1 Jan 1951	Established from part of Directorate of Signals under ACAS (Signals)
1 Jan 1951	A/Cdre R L Phillips CBE, AMIEE
xx xxx 1953	Renamed Directorate of Signals (2)
21 Sep 1953	A/Cdre G H Randle BA, AMIEE
15 Jan 1957	A/Cdre L P Moore CBE
xx xxx 1961	Renamed Directorate of Telecommunications
30 Jul 1961	A/Cdre A Foden CBE, BSc (Eng), AMIEE
2 Dec 1963	A/Cdre K B S Willder CBE, BSc, MIEE
xx xxx 1964	Renamed Directorate of Telecommunications (Air)
1 Jan 1966	Absorbed into Directorate of Signals (Air)

xx Feb 1943	Established under CAS
xx Feb 1943	Sir Robert Renwick Bart
xx xxx 1945	Post abolished

xx Jun 1941	Established under Directorate-General of Signals
25 Jul 1941	Gp Capt-A/Cdre D H De Burgh AFC
xx Sep 1941	Transferred to CAS
3 Mar 1943	A/Cdre E B Addison CBE
30 Nov 1943	A/Cdre C S Cadell CBE
xx Oct 1945	Post abolished and absorbed into Directorate of Signals