[alnitak]

I wonder if they could tune it to the resonant frequency of a human stomach. Nothing like involuntary mass projectile vomiting to demotivate a rampaging mob.

[dljordan]

Actually, there was a French scientist work on a low frequency sound weapon after WWII. This thing would liquify internal organs and demolish buildings. It won't be long before your local police departments will get these (the devices they are supplying to the military) to handle those pesky Second Amendment demonstrators that make life so uncomfortable for politicians.