Bart Simpson Megaphone Challenge! by TheBackyardScientist   11 months ago


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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 -

High speed camera - Chronos 1.4