The goal of the assignment is to determine sound-intensity level, or the intensity of a sound wave as it moves through the air relative to the human threshold of hearing. It’s measured in decibels, ...

Graph 2 shows the Hellman study's data curves (RIEC data ... The absolute threshold of hearing (ATH) mentioned earlier is defined as the intensity level where a sound becomes just audible. For a ...

The chart below shows the quietest level at which ... The audiometer emits sounds that measure sound intensity and frequency. You can get an audiometry hearing test in a quiet space at a doctor ...

The INTENSITY LEVEL of a loud sound which gives pain to the ear, usually between 115 and 140 dB (see graph). For some listeners with HYPERACUSIS these levels may be much lower. Determination of the ...