QUIZ: Guess Which Decade These Vintage Items Were Invented

Product December 21, 2023

When was the transistor radio invented?

43%
woman listening to a transistor radio
Retry Correct Incorrect The transistor was invented at Bell Laboratories by John Bardeen, Walter Brattain, and William Shockley in 1947. This new solid-state electronic component replaced vacuum tubes in electronic devices, providing more reliable, efficient, and compact technology.
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Stanley Bielecki/ASP/Getty Images
Stanley Bielecki/ASP/Getty Images

When was the transistor radio invented?

  • 1960
  • 1920
  • 1950
  • 1940
43%

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