The speaker sound absorbing cotton is installed in the speaker to absorb the standing wave from the low frequency lead of the box. To make low-frequency noise. This sound-absorbing cotton is saved, or it is rarely used.
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The speaker sound absorbing cotton is installed in the speaker to absorb the standing wave from the low frequency lead of the box. To make
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What are the pros and cons of using acoustic foam in speakers?
39 x 78 x 1.5 Self Adhesive Egg-Crate Black Acoustic Foam Panel Sou – BookishBunny
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