Sound Quality Analyzer conducts Fluctuation Strength Analysis on audio WAV files.
Fluctuation strength is a measure of slow modulations to the time waveform. Uses my describe a regular pattern of slow pulsations to the sound. Fluctuation strength can be very annoying in most product sounds. Flucuation strength may be used to create a signal that purposefully gets a listeners attention, such as in an alarm signal.
Sound quality analyzer provides the overall Fluctuation Strength (in vacil) and the specific Fluctuation Strength (in vacil/bark)