An Earplug With Uniform 15-DB Attenuation · WEN EAR 10 —20 Figure 2. Expected eardrum SPL in...
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An Earplug With Uniform 15-DB Attenuation · WEN EAR 10 —20 Figure 2. Expected eardrum SPL in diffuse (random incidence) sound field with ear open or occluded. gated holes, equivalent