Megaphone

A megaphone is a cone-shaped device designed to amplify sound.

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They are often used at some sporting events, protests, rallies and crowd control. Their benefits are that they do not require a sound system, or a microphone, and the device is hand-held and portable.

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In Wagner's opera Siegfried, the voice of the dragon Fafnir was to be sung by a bass, offstage rear, using an acoustic megaphone.

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Most megaphones used today are electronic, with a small battery powered amplifier. This type of megaphone is also referred to as a bullhorn or loudhailer.

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Cone: A cone is a basic geometrical shape: see cone (solid). Several things have also been called "cones" on account of their shape:...

Amplify: REDIRECT Amplification...

Sound: :This article is about compression waves. For other meanings, see sound (disambiguation)....

Megaphone related Images and Photos (experimental)

'Director' Megaphone - Small

Director's Megaphone - Large

WWE Ring Action Megaphone