Especially in the case of vacuum tube electronics ... it’s almost impossible to find dead air on the AM dial of this radio. If you’ve never had to make fine adjustments to a receiver ...

Definitely not in the meme category, though, is this overkill vacuum tube 555 timer. It comes to us via [David Lovett], aka [Usagi Electric], who has lately caught the “hollow state ...

To the shipboard radio operators, it was a miracle -- a ... inventor of a type of vacuum tube called a triode, aired programs from New York's Metropolitan Opera House. But it was not until 1916 ...