What is the gain curve also known as?

The gain curve is commonly referred to as the gain-frequency response because it illustrates how the gain (amplification) of a hearing aid varies with frequency. This response is pivotal in understanding how different frequencies are amplified to ensure clear sound perception. In this context, the gain-frequency response is a graphical representation that displays the output level of a hearing aid in relation to the input level across various frequencies.

By studying the gain-frequency response, audiologists and hearing aid dispensers can tailor hearing aids to meet the specific needs of individuals by adjusting the amplification characteristics based on their hearing loss across different frequencies. This is crucial for achieving optimal sound quality and clarity, and it allows for compensating for frequency-specific hearing loss typically experienced by individuals.

Being familiar with the gain-frequency response helps ensure that hearing aids are calibrated correctly, providing users with the best possible auditory experience.