LU (LOUDNESS UNIT)
LU (LOUDNESS UNIT) Definition - What is LU (LOUDNESS UNIT)?
What does LU (LOUDNESS UNIT) stand for?
LU is an abbreviation for the term Loudness Unit. Loudness Units differ from decibels in that decibels measure the level of air pressure generated by the sound, whereas Loudness Units are an arbitrarily established unit for audio work which allows a person to control the resulting output volume of a piece of audio. In practical terms, one Loudness Unit is equal decibel of air pressure generated by the audio.