Absorber is a block of material and sometimes a device which reduce the level of sound waves. Also the absorber can block the propagation of sound by reducing to zero. The converted sound energy is transforming to heat.

What materials can be absorbers?

Every material is an absorber even if the coefficient of absorption is small an have more obvious reflection of sound than absorption. Textiles like curtains or carpets are known as being good absorbers but the best is foam.

What are the use for absorbers?

Absorbers are critical, we must says in soundproofing, sound recording and / or reproduction, loudspeaker design, noise barrier construction, room acoustics.

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