Megaphone

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

Related Topics:
Cone - 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.

Related Topics:
Sporting event - Protest - Rallies - Microphone

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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.

Related Topics:
Wagner's - Siegfried - Fafnir

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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.

Related Topics:
Electronic - Amplifier

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