The Vacuum Tube and the Invention of Radio

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In today's episode of technology connections, we take a look at the vacuum tube. This simple device had tremendous implications for sound reproduction. We explore how vacuum tubes revolutionized radio, and why they were necessary to make radio practical.

Vacuum tubes made possible the next advancements in sound technology. Subscribe to see more weekly videos form the Technology Connections series, as well as our Tech Explorations mini-videos!