Does a Megaphone Work?

A megaphone works a bit like a funnel. It channels the sound you make and focuses it toward your target. ... This effect is a result of the unique way in which sound waves work. When sound waves move suddenly from narrow areas to wide open areas, some of the sound waves get reflected back toward the source.

Is a megaphone loud?

Megaphone Wattage

Megaphones typically range between 5 watts and 50 watts. ... If you use a 50-watt bullhorn, you'll find it's equal parts loud and power-hungry. If you're looking for loud you'll have to have the wattage to drive it, and the willingness or means to deal with the extra power consumption involved.

Can a megaphone play music?

Introduction: Megaphone Audio Input

Adding an audio input jack to a megaphone allows you to play music, sound effects, or use an external mic with your megaphone.