Thanks buddhawarrior. An interesting device.
This video came up next after I watched yours.
https://www.youtube.com/watch?v=HGnH_SpMsm0
In the comments underneath the video (on You Tube) he said:
The copper form a farridage cage. This allows the inner copper hemisphere device to put out brain wave like power and singal. Is a quantum zero point generator with built in A.I.
I think he meant a Faraday Cage.