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The experts and actual reports talk about the incidents and explain quite clearly how the sound or whatever it was seemed to be extremely localized and focused which is not how sound normally propagates...
the tech ive experienced in my head is implanted somehow and does not register SPL. But ive found correlation between magnetics on walls.
originally posted by: charlyv
This is an SPL meter. (Sound Pressure Level meter).
A device worth about $70.00.
Why is this not issued to every Diplomat in Cuba?
It is also capable of being somewhat directional.