[St_Thomas_Aquinas]

—— A metal box is not a Faraday cage unless the metal box is grounded. Otherwise it’s just a metal box -—

Does sitting on a concrete basement floor count? Or do you have to run a wire from it into the ground?

[Ol' Dan Tucker]

Does sitting on a concrete basement floor count? Or do you have to run a wire from it into the ground?

As I stated in my follow-up post #58, I tested this with an ammo can.

In this instance, the ammo can was sitting on an ungrounded kitchen counter.