On Wednesday, June 12, 2013 10:30:58 AM UTC-5, Kevin Alfred Strom wrote:
This is 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:



http://3950.net/2013/06/how-sound-is...ted-via-radio/



Notice the station is using 833A tubes as _drivers_! And gotta love

that open-wire feedline.



73,



Kevin.

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In Space, nobody can hear you scream. At 20,000 feet above Earth, a shotgun blast sounds like striking a match. One time I had to strike a match to see if that light was lit.