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Bart Simpson Megaphone Challenge!

2017-04-19 76,660 7,033 5,084,154 YouTube

Thanks 23andme for sponsoring my video :) Get your own kit at Ive always wondered what would happen if you lined up 10 megaphones in a row and yell into them, today I put that idea to the test! That literal feedback loop was crazy loud! Crash Zone - kuam news - A great resource on measuring sound & power -