Investigating the Effect of Ear Canal Length on Improving Earplugs and Earmuffs Performance at 400 and 500 Hz Frequencies

Aim: The aim of this study was noise reduction at 400 Hz and 500 Hz frequencies using earplugs and earmuffs, by varying the length of a simulated ear canal. Methods: This descriptive, analytical, and cross-sectional study was conducted in a laboratory environment using a simulated human hearing syst...

Full description

Saved in:
Bibliographic Details
Main Authors: Hossein Ebrahimi, Farhad Forouharmajd, Siamak Pourabdian, Kamyar Nazaryan
Format: Article
Language:English
Published: Wolters Kluwer Medknow Publications 2024-12-01
Series:International Journal of Environmental Health Engineering
Subjects:
Online Access:https://journals.lww.com/10.4103/ijehe.ijehe_8_24
Tags: Add Tag
No Tags, Be the first to tag this record!