Box 6: RGO 43/43-52
Contains 10 Results:
Correspondence on the provision of suitable aerials for the reception of radio time signals at Abinger, 1942 - 1952
The aerials were sited at some distance from the Time Department buildings, but the two sites were in a heavily wooded area of Leith Hill which was seen as a nature reserve by local residents who resented the erection of the Time Department aerials.
Correspondence relating to the extension and maintenance of the buildings at the grounds of the Time Department installation at Abinger, 1945 - 1947
The papers contain drawings of the main building, with cellars for quartz clocks, the control room and the apartments provided for the O/C on the first floor. There is also a drawing of the site showing the different buildings that comprised the establishments.
Foreign correspondence on time signals, clocks and observations, 1937 - 1944
Nearly all of the letters are to foreign correspondents and most were written during the Second World War. Included are letters from H.S. Jones to E. Hertzsprung.
Official correspondence of the Time Department on clocks and radio time signals, 1937 - 1940
The letters are mainly addressed to UK establishments and individuals interested, or participating, in precise time measurement or distribution.
Official correspondence of the Time Department with the Hydrographic Department of the Admiralty, mainly addressed to the Contracts Branch, 1940 - 1944
With requests for the placing of contracts for the manufacturer of electronic or mechanical equipment required by the Time Department.
Correspondence of the Time Department with the Post Office Engineering Laboratories, 1942 - 1944
Mainly on the subject of the quartz crystal clocks that the laboratories commenced manufacturing during the Second World War.
Correspondence concerning the installation, maintenance, cost and charges of an adequate supply of electricity to the Time Department at Abinger, 1944 - 1950
Catalogue in progress. Further records will be uploaded over the coming months.
Correspondence on the inauguration of a service of International Radio Time Signals derived from clocks at the RGO and emitted by Post Office radio transmitters at Rugby, 1925 - 1935
The first letter is the Astronomer Royal's proposal for the establishment of the service. Correspondents include, for example, the Astronomer Royal, the Hydrographer of the Navy, the Post Office and the Treasury. The need for such a service is examined as are the methods of funding it.
Correspondence mainly between the RO and the GPO concerning errors or faults in the transmission of the Rugby Radio Time Signals, 1927 - 1934
Catalogue in progress. Further records will be uploaded over the coming months.
Correspondence on the provision at the RO of equipment necessary for the emission of precise radio time signals, 1927 - 1938
The RO was already equipped for the emission of the BBC six pips but the inauguration of the International Time Signals from Rugby required new clocks, switching, relays, etc.