Outside the cage, the radio can pick up transmissions. Inside the cage the radio is silent. Proves that radio waves cannot penetrate Faraday’s cage.
Related Demos
Tips
Radio reception may not be strong in auditorium 100, so it may be worth checking before the lecture. At a minimum, the cage will still block the static.
You will need D batteries located in the wall-mounted cabinet (101) next to the red toolbox.