Comments by "Lawrence D’Oliveiro" (@lawrencedoliveiro9104) on "The Vacuum Tube and the Invention of Radio" video.

  1. Next, are you going to talk about FM? ;)
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  2. 2:44 The semiconductor crystal on its own doesn’t restrict the conduction of current in one direction, it’s the junction between the crystal and the conducting metal wire.
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  3. 4:30 “Louder” = “amplification’. And here is where “electricity” becomes “electronics”. Because electronics is concerned with maintaining the signal information being transmitted (and operations on it like amplification, filtering etc), and less with maintaining the particular values of voltage, current etc being used to transmit it.
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