this post was submitted on 18 Jul 2025
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What is the oldest electronic you own? (lemmy.world)
submitted 3 days ago by zachimusprime44@lemmy.world to c/asklemmy@lemmy.ml
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[โ€“] memfree@piefed.social 2 points 3 days ago (1 children)

Per that definition:

Vacuum tubes (thermionic valves) were the first active electronic components... and by the 1920s, commercial radio broadcasting and telecommunications were becoming widespread and electronic amplifiers were being used in such diverse applications as long-distance telephony and the music recording industry.

So tubes are in! Old lamps are OUT!