National Research Council of Canada time signal celebrates 80th anniversary

OTTAWA — It was 80 years ago today that CBC Radio listeners first heard the National Research Council of Canada (NRC) time signal, which thereafter becoming a daily feature of CBC’s afternoon radio broadcast.On November 5, 1939, the NRC time signal was heard on air across the CBC network at exactly 13:00. Today, listeners can continue to hear what the NRC calls “the longest-running but shortest-duration broadcast program” on CBC’s Radio One network every afternoon at 1 p.m. ET.In a news release on Tuesday, the NRC provided a brief history of timekeeping in Canada over the past 96 years.1923: Astronomers...