div class=ts-pagebuttonPage 1button div class=ts-image amp-img class=ts-thumb alt=Page 1: 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 src=https:reader034vdocumentsusreader034viewer20220506095fb0876f9bb4124f445a02fbhtml5thumbnails1jpg width=142 height=106 layout=responsive amp-img divdivdiv class=ts-pagebuttonPage 2button div class=ts-image amp-img class=ts-thumb alt=Page 2: 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 src=https:reader034vdocumentsusreader034viewer20220506095fb0876f9bb4124f445a02fbhtml5thumbnails2jpg width=142 height=106 layout=responsive amp-img divdivdiv class=ts-pagebuttonPage 3button div class=ts-image amp-img class=ts-thumb alt=Page 3: 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 src=https:reader034vdocumentsusreader034viewer20220506095fb0876f9bb4124f445a02fbhtml5thumbnails3jpg width=142 height=106 layout=responsive amp-img divdiv