– Stands for Loudness Unit and 1 Loudness Unit is approx. the same as 1dB
– Relative Standard of Loudness Measurement
– you might say that this Program is 2 LU Louder than this Program (but its Average Volume is for Example -12dB FS = LUFS)
– If you look at a Loudness History Meter, Measure a Program and Drop the Program by 1 dB , the Loudness History Meter will also reflect the Curve 1 dB below
– LU = Orange Button Cubase

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