An Evaluation of Performance Tests of In-Ear Hearing Aids

Hearing aids are auxiliary instruments that are used to reduce or minimize the adverse effects of hearing loss. There are many different brands and types of products in the hearing aid market. The testing of performance parameters which show that hearing aids can operate according to the defined standards is of great importance both for hearing aid manufacturers and for patients with hearing problems. In this study, performance tests of an hearing aid used as actively of a person living a hearing loss were performed according to "IEC 60118 Electroacoustics - Hearing Aid" series standards. The performance tests made are explained on the basis of the information in the literature.