Por un escritor de hombre misterioso
The Basic Electronics series (1959) helped spark Richard Honeycutt's fascination with tubes and transistors. Here he reflects on the tube and transistor.
The Gadget We Miss: The Vacuum Tube, by Richard Baguley, People & Gadgets
Radio transistor Black and White Stock Photos & Images - Alamy
Understanding Transistors: What They Are and How They Work
Return of the vacuum tube
All About Vacuum Tubes – MOSweb Online!
Old portable radios were marvels of technology from the 1950s to the 1980s - Click Americana
Overcoming challenges of futuristic transistor technology below 5nm node
The Cool Sound of Tubes - IEEE Spectrum
The IBM 7030, aka Stretch
Computer history cheatsheet: from vacuum tubes to smartphones