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This little TV uses tubes instead of transistors
how to convert a CRT TV into an oscilloscope
Why The First Computers Were Made Out Of Light Bulbs
The Transistor: a 1953 documentary, anticipating its coming impact on technology
The Electronic Archive - Tubes to Transistors, maybe It should be called YouTransistor
How Vacuum Tubes Work
Naturally... in colour, a look inside a color picture tube factory.
Fun with Transistors
How Does a Transistor Work?
HACKED!: CRT TV becomes a crude Oscilloscope
Repair of a 1973 Toshiba C321 13" hybrid tube/transistor color TV - Part 1 /?
Like Boomers, transistor radios refuse to retire - The Sony ICF-P26 & P27