by DrB | Episodes
Integrated Circuit Introduction Why were integrated circuits so important in making computers smaller, faster, and more powerful? In this episode of Science LIVE, Roger Billings introduces the integrated circuit. Discover how integrated circuits helped shrink...
by DrB | Episodes
Vacuum Tube Computing 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 digital age. Hear stories about early...
by DrB | Episodes
Tuned Radio 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 many. Learn why tuning is essential...
by DrB | Episodes
Transistors 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 radios to computers and smartphones....
by DrB | Episodes
Vacuum Tube Amplifier 📌 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 amplify sound. Discover how vacuum...
