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Showing 1 to 2 of 2 for “"Flat attenuation"”.
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Effects of Earplug Material, Insertion Depth, and Measurement Technique on Hearing Occlusion Effect
… sources was conducted. Lastly, the noise attenuation capability of medical balloon-based earplugs was tested. Ten subjects, six male and four female, volunteered for the three separate experiments. They were subjected to the three earplug types (foam earplugs, premolded flanged earplugs, …
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Azimuthal Localization and Detection of Vehicular Backup Alarms Under Electronic and Non-Electronic Hearing Protection Devices in Noisy and Quiet Environments
… protection devices characterized with high attenuation significantly reduced the detection distance. These results may be applied to assist safety professionals in selecting hearing protectors and backup alarm signals that provide on-foot workers with ample time to react to an approaching …