Quote:
Originally Posted by j.nc
I-S, the specs for the Thunderbolt 1000 say it outputs 125 dB measured at 100 ft.
Also for perspective, the cone is 56" long and the opening ~28"x29".
I think there used to be one on top of a building downtown. Wonder where others were located?
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I could hear the one on Akard when I was on Preston loud and clear. That is the only one I knew about but I was riding a bike at the time.
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Maranatha 
Mat 7:14 Because strait is the gate, and narrow is the way, which leadeth unto life, and few there be that find it.