>>4655717 (pb)
Current-day voice to skull cannot be stopped by any known electromagnetic shielding, a fact which demonstrates how advanced classified mind control technology has become.
The listener needs to know that at least one method of voice to skull transmission, using microwave pulses much like radar, is not particularly new. During World War II, technicians working in the path of energized radar antennas discovered they could hear a buzz, seeming to originate inside their skulls. This buzz was being caused by the train of very short pulses of microwave signal, each pulse causing a single click.
Moar here:
http://www.theeventchronicle.com/study/v2k-voice-skull-technology/