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Ottawa - 1945 - a canadian fighter pilot undergoes a centrifuge test to figure out how to prevent blackouts.
NBC radio programs are broadcasted with the help of technicians, switchboards, studios, performers, players and transmission lines all across the United States of America in 1934. (1930s)
1950s - The Voice of America broadcasts democracy to the world in the 1950s.
CIRCA 1950, - Plans are immediately put into action incase of a nuclear attack in the 1950s
CIRCA 1930s - NBC radio programs are broadcasted with the help of technicians, switchboards, studios, and transmission lines all across the America.
1940s - The range of positions available in the field of radio is shown, from public address system operators to television.
CIRCA 1930s - NBC radio programs are broadcasted with the help of technicians, switchboards, studios, and transmission lines all across the America.

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1009317614
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Stock Video ID: 1009317614

CIRCA 1930s - NBC radio programs are broadcasted with the help of technicians, switchboards, studios, and transmission lines all across the America.

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  • 29.97fps

Duration

  • 1:08

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Rick RayRick Ray

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