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Loudspeaker and microphone

Loudspeaker and microphone

C028/8179

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Credit

MARTYN F. CHILLMAID / SCIENCE PHOTO LIBRARY MARTYN F. CHILLMAID / SCIENCE PHOTO LIBRARY

Caption

Loudspeaker and microphone used in school physics experiments on sound waves, the speed of sound and sound frequency.

Release details

Model release not required. Property release not required.

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