Noah Shachtman of defensetech blog tells Boing Boing,
Remember the NYPD's sonic blaster at last years' GOP Convention? Well, the LA Sheriff's Department is testing an acoustic transmitter out that makes the old one look like a "a child's toy" in comparison.
Link to post on Noah's blog.
Previously on Boing Boing:
RNC-NYC — reported presence of long-range acoustic device (LRAD) at protests