G5STU
🟢 Stuart E. Green's Video
1 Year Ago

David Sarnoff, Howard Armstrong & The Superheterodyne Receiver

What is the superheterodyne method and how did it usher in the era of broadcast radio? This is the story of Howard Armstrong who invented the superhet receiver in a WW1 bombing raid and David Sarnoff who fought his way from poverty to controlling an empire.
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