https://declassified.library.utoronto.ca/files/original/5c59b3ee716baaac076e1fcbde0785e3.pdf 42284e880a19125d11bd34f6964fa1d6 PDF Text Text Document disclosed under the Access to Information Act Document divulgue en vertu de la Loi sur I'acces a f information ^^js-sy.ss IN REPLY PLEASE QUOTE >.GTj3..1^103-3 (BCS) NO. department of JJattonal defence Ottawa Wireless Station, &rmp Army Headquarters, CANADA RO S i g s . , OTTAWA, Ontario, 25 Nov 57. Director, Royal Canadian Corps of Signals, Army Headquarters, OTTAWA, Ontario. Attn. Sigs 2 A Report on Bi-Conical Sector and Alto Antenna Array © 1. The attached reports are forwarded for approval and onward transmission to Mr E.G.N. Bremner of the British Embassy, Washington. Mr Bremner requested information on the Bi-Conical Sector and the Alto Array during a recent visit. ' It will be noted that reference is made to Canadian Comint and it is suggested that this should be pointed out to Mr Bremner. 0^> ^fiA~ Interest was also shown in the Alto Antenna Array. It is felt that a copy of the installation instructions, together with the model pattern, will provide the information Mr Bremner wants. No full scale patterns were taken bjrt the results being obtained at the Alto sites would indicate that the antennas are doing a good job. With regard to the " V " aerials, it should be pointed out that the requirement at Alto was for an antenna with a very broad forward lobe and as good a front to back ratio as could be ohtained. The broad front lobe explains why relatively short leg lengths were used for the sloping Vs. (G. Hyde) Major, Commanding Officer. ft C.A.F.A. 168-A 300M—11-53 (M-7220-11) HQ. 4554-A-168 000143 � Dublin Core The Dublin Core metadata element set is common to all Omeka records, including items, files, and collections. For more information see, http://dublincore.org/documents/dces/. Title A name given to the resource Hydra Dublin Core The Dublin Core metadata element set is common to all Omeka records, including items, files, and collections. For more information see, http://dublincore.org/documents/dces/. Identifier An unambiguous reference to the resource within a given context HY00058 Title A name given to the resource Report on Bi-conical Sector and Alto Antenna Array Date A point or period of time associated with an event in the lifecycle of the resource 11/25/1957 Source A related resource from which the described resource is derived Hydra Communications - Policy, RG24, 1250-36 Vol. 1, Library and Archives Canada (LAC) Creator An entity primarily responsible for making the resource Department of National Defence Rights Information about rights held in and over the resource Canadian Crown Subject The topic of the resource DND, Radio communications, British Embassy Washington, SIGINT, signals intelligence Description An account of the resource Letter from G. Hyde (Major, CO) to Colonel Peck, Director, Royal Canadian Corps of Signals, forwarding reports on radio antenna arrays which reference Canadian comint, sent by E.G.N. Bremner. Publisher An entity responsible for making the resource available Canada Declassified Type The nature or genre of the resource Text Format The file format, physical medium, or dimensions of the resource PDF Language A language of the resource en