https://declassified.library.utoronto.ca/files/original/594c8a88edc97029b2976e1ce01949e1.pdf f5e1363def77d3ea750f193c9aa5a099 PDF Text Text Document disclosed under the Access to Information Act Document divulgue en vertu de la Loi sQr Tacces a Tinformation ssiSCEi IB if;? fb'HEb*: 7f*" Jjll |i , Cff>M Ni U MI CATI.O;< S-ElJiC r RON I CS V ^ t ^ / l -fftV I W R J ? J XyX-^ryAyi O 4 ^ ' WASHINGTON. H.C. Ml 15 —** 10 Huvember 1963 CE?*0-4 SUBJECT: SEMTIMEL Grand Forks-Canadian EMC Chief of Defence Staff Canadian Forces Headquarters Department of National Defence Ottawa h, Ontario, Canada BEST ORIGINAL AVAILABLE N MEIUEUH ORIGINAL 1. The U, 5. Array SEHTIMSL System Manager has asked that I- write to request that Canada inform the U. 5., through frequency coordination channels, 'of its position on the SENlrJEEL radars to be local".ed. near Grand Forks, North Dakota.. The schedule for deployment of the SEKiEEiEL System requires that detailed work at the Grand Forks location commence in the very near future. 2. In accordance with the Telecommunications Agreement between the U. S. and Canada of 24 October 1962, ceveraJ join: technical discussions have "been held. As agreed in the discussions, additional SEKIIITEL data and an analysis of the specific Grand Forks EMC Questions by the U. S. Department of Defense Electro-magnetic Compatibility Analysis Center (ECAC) have been forwarded for Canadian evaluation. Based on tne SEKTlKSEi technical data and the ECAC analysis, the U. S. does not expect any significant interference to Canadian spectrurf; users. ? 3- .It is. recognized that the Missile Site R?.dar location at Grand Forks may be subject to some question as a result of its position in line with the microwave telephone links from Olga. K. D. (U.S.) tc R0.3en.feEd (Manitoba). There are, however, major tactical, geological, and financial constraints which had to be considered. Should the U. S. analysis conclusion that no significant interference is to be expected at these locations be found in error during test radiations, the U, S. will folio-,-.established procedures for alleviating any such problems. if. On behalf of the U. S. Army and the SEFflNSL System Manager, I to thank the participants from the Canadian geverament for the high it �Document disclosed under the Access to Information Act Document divulgu^ en vertu de la Loi sur Tacces a Tinformation CEAO-'-iSUBJECT: 1 8 November 1968 SENTINEL Grand Forks-Canadian EMC degree of cooperation v/hich h a s been extended in this difficult and important task. My personnel and individuals of the SENTINEL System Office are available at any time for consultation and any assistance we can provide. 5. A response by early December on the subject of the Grand Forks locations will be greatly, appreciated. Sincerely yours, A , r O* • yyx> • A.x"<-nyy-' <>. • *-<>-••—• (/ GEOYsGS T>, '21X77X72 Kajor C i n s r a l , GD Asr.iscanb. Cr-A-.:;. 0. b-.s.u. f o r Cc:vsunicr.t i o n s - E l e c t r o n i c s -jffjsr 000246 � Text A resource consisting primarily of words for reading. Examples include books, letters, dissertations, poems, newspapers, articles, archives of mailing lists. Note that facsimiles or images of texts are still of the genre Text. 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 CDBM00181 Title A name given to the resource Letter for Chief of Def Staff Date A point or period of time associated with an event in the lifecycle of the resource 11/18/1968 Source A related resource from which the described resource is derived RG25-A-3-c, file 27-11-7, "DEFENCE - CONVENTIONAL AND NUCLEAR ARMAMENTS - ANTI - BALLISTIC MISSILES (ABM) = DEFENSE - ARMEMENTS DE TYPE CLASSIQUE ET NUCLEAIRE - ENGINS ANTIMISSILES (ABM)," vol. 10357, part 4, Library and Archives Canada, (LAC). Creator An entity primarily responsible for making the resource External Affairs Rights Information about rights held in and over the resource Canadian Crown Subject The topic of the resource Anti-ballistic missiles Description An account of the resource Sentinel Grand Forks- Canadian EMC 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