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SonicGramm absortion chart

Our SonicGram shows you by which amount of decibels (dB A) the sound is absorbed by a certain frequency (Hz) (for professionals: average value of sound absorption).

The smaller frequencies on the left show the deep sounds, the right frequencies show the high sounds.

More SonicGrams are in preparation. If you have any questions about a certain hearing protection: Email us.

Please note: If you do not follow the instruction for wearing a hearing protection the protection can be influenced considerably.

That’s how you can check in three steps if your favorite hearing protection plug is suitable for you: