In case the dielectric block, ...

http://vinyasi.info/graham/max%20acceleration%20for%20a%202002%20RAV4EV/Di-Electric%20Cage/all%20nodes/
or ...
https://tinyurl.com/dielectricblock

... fails to prevent the production of
radio interference emanating from your 'free energy' device, it 
may be possible to modulate its output into either an AM or an 
FM radio transmission within 'acceptable' radio frequency band-
widths for amateur 'ham' radio operation and get yourself a 
license to broadcast, maybe?