The Vacuum Tube and the Invention of Radio
11:56
Transistors: Making sound easier, smaller, and more efficient
21:22
Dissecting the CD Player: How to Turn Shiny Plastic into Music
18:41
" UNDERSTANDING ELECTRONICS: VACUUM TUBES " 1970 EDUCATIONAL FILM DIODES & TRIODES XD72594
11:41
From Radio Waves to Electric Grooves: Electrical Sound Recording
18:56
Why The First Computers Were Made Out Of Light Bulbs
27:07
How A Tube Works
14:12
Sound By Numbers: The Rise of Digital Sound
10:28