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Metering: VU, PPM, Peak and LUFS

Meters differ in what they measure and how fast they react, and both matter. Why two meters on the same signal will never agree, and which disagreement is telling you something useful.

Topic
Fundamentals
Level
Intermediate
Format
Lesson
Time
11 min

Two engineers, two meters, the same file. One says −6 and it sounds quiet. One says −6 and it is slamming. Neither meter is broken and neither engineer is wrong, because meters differ in what they measure and in how fast they react, and both dimensions change the number.

🔒 Intermediate lesson
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