How Sound Is Transmitted via Radio

by WB4AIO on 12 June, 2013

by Kevin Strom, WB4AIO

HERE’S A WELL-DONE film from the 1940s showing the basics of AM radio broadcasting — and it also beautifully evokes the Old America of the time, before the current dumbing-down and racial decline really took hold. Make sure and watch it in full screen, as the resolution is quite good.

courtesy N4ZED

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