00000nam 2200000zi 4500 9.876567 CaOODSP 20221107164735 m o d f cr |n||||||||| 190905e197403##onca||| ob f000 0|eng d CaOODSP eng rda CaOODSP n-cn--- Co24-102/1974E-PDF Hay, Donald R., author. Survey on radio propagation in tropospheric ducts / by Donald R. Hay and C.L. Ting. [Ottawa] : [Department of Communications], March 1974. 1 online resource (48 pages) : figures text txt rdacontent computer c rdamedia online resource cr rdacarrier Digitized edition from print [produced by Innovation, Science and Economic Development Canada]. "Report No. TP-12." Includes bibliographical references (pages 39-48). "At the request of the Communications Research Centre (Ottawa), a study of radio ducting in the troposphere has been undertaken by the Centre for Radio Science in January 1974. This project is divided into two phases. One phase requires the preparation of a literature survey on tropospheric ducting; the present report is directed towards this end"--Introduction, page 1. gccst Telecommunications Ting, C. L., author. Canada. Department of Communications. PDF 3.03 MB https://publications.gc.ca/collections/collection_2019/isde-ised/Co24/Co24-102-1974-eng.pdf