Spoon Relay Demonstration – Controlling Power with Transistors
December 08, 2021 • EPISODE 98
How do transistors control power in electronic devices? In this fun episode of ScienceLIVE, Roger Billings demonstrates how a simple spoon relay can show the power of transistors! Learn how these tiny switches help control electricity and make all our electronic gadgets work smoothly. Tune in to see how this cool experiment makes complex science easy to understand.

About DrB
Dr. Roger Billings is a visionary innovator whose work has touched the lives of millions of students and transformed the landscape of education. Widely known as “DrB” to the countless kids who benefit from his groundbreaking Acellus learning system, Dr. Billings has dedicated his life to advancing education through technology.
As part of DrB’s lifelong commitment to supporting education, Science LIVE was launched as a way to “give back” by mentoring students in conjunction with the Roger Billings Scholarship Program.
Read more about DrB »
About the Roger Billings Scholarship Program »



That spoon relay demonstration looks very important and looks cool.
Such a small device has so much power.
These are better than vacuum tubes.
Hey Acellus, just an idea for the entire school system. What if Acellus sponsors individual and team sports like CrossFit or maybe regional baseball or softball teams within our states