by DrB | Feb 4, 2026 | Episodes
Vacuum Tube Computing February 4, 2026 • EPISODE 296 How did computers go from filling entire rooms to fitting in your hand? In this episode of Science LIVE, Dr. Roger Billings and the Protégés explore vacuum tube computing and the technology that launched the...
by DrB | Jan 28, 2026 | Episodes
Tuned Radio January 28, 2026 • EPISODE 295 How do radios tune in to specific stations? In this episode of Science LIVE, Dr. Roger Billings explores the tuned radio—how circuits are adjusted to select particular frequencies so we can hear one station clearly among...
by DrB | Jan 21, 2026 | Episodes
Transistors January 21, 2026 • EPISODE 294 What is a transistor and why is it important? In this episode of Science LIVE, Dr. Roger Billings explores how transistors control electric current, replaced bulky vacuum tubes, and made modern electronics possible—from...
by DrB | Jan 14, 2026 | Episodes
Vacuum Tube Amplifier January 14, 2026 • EPISODE 293 📌 Science Fair Idea – R-51 Radio What’s a vacuum tube amplifier? Come explore with Dr. Roger Billings on Science LIVE! Learn about the technology that made it possible to boost electrical signals and...
by DrB | Jan 7, 2026 | Episodes
The Vacuum Tube Diode January 7, 2026 • EPISODE 292 What invention helped spark the age of electronics? In this episode of Science LIVE, Dr. Roger Billings and the Protégés break down the vacuum tube diode—one of the earliest electronic components that made...
