👉 Diaphonia is a hearing condition characterized by an inability to hear sounds of a certain pitch, commonly in the range of 60 Hz to 20 kHz. This can affect both males and females equally, although it tends to be more common in males. The primary symptom of diaphonia is difficulty in hearing sounds that are perceived as high-pitched or loud, such as the sound of a car horn or a loud speaker. Other symptoms may include difficulty in distinguishing between different tones,