Tag Archives: CHU

Grandfather of WWV’s atomic clock

I just discovered a film produced by the National Physical Laboratory¬†(NPL) Film Unit in the 1950s explaining the principles behind the first accurate atomic clock. The clock was designed by Louis Essen and built at the National Physical Laboratory in … Continue reading

Posted in Nostalgia, Radio History, Videos | Tagged , , , , , , | 1 Comment

Canada’s shortwave time station, CHU, is moving

Press release from the National Research Council (NRC) of Canada: Time to change your shortwave radio dial After seventy years of broadcasting Canada’s official time, NRC’s shortwave station CHU will move the transmission frequency for the 7335 KHz transmitter to … Continue reading

Posted in News | Tagged , , | 4 Comments