ggms24 wrote:Wow I guess they can't be too loud then if your they had 4 of them in a high school sized gym
acoustics101 wrote:http://tinyurl.com/3fw2c6y Unlike a siren, the pitch is determined primarily by the horn's length. Being almost 7.5 feet long, it has a fundamental frequency on the order of only 105 Hz and carries like crazy. Listen to the long echoes!
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