12024-03-17T20:42:25-04:00Ipun Kandola03d267ee57ad9e450b2bdf7607c2a096f9e5b7071351In most industrial countries (Including Canada)plain2024-03-17T20:42:25-04:0001/01/1925 - 01/01/1950Ipun Kandola03d267ee57ad9e450b2bdf7607c2a096f9e5b707The 1930s saw a global shift towards war, and radio transmission was included in national war campaigns. Source
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12024-03-17T17:30:02-04:00Ipun Kandola03d267ee57ad9e450b2bdf7607c2a096f9e5b707Exploring the History of Canadian RadioHannah Palmier Blizzard14Where does the RM-315 fit in?timeline2024-04-29T13:36:27-04:00Hannah Palmier Blizzardb85a64743cf09ec2b4e0c037a864f93027666ab3