What is dbfs in audio

Definition: The term dB FS (or dBFS) means decibels relative to full scale. It is used for amplitude levels in digital systems with a maximum available peak level, e.g., PCM encoding, where 0 dB FS is assigned to the maximum level.

1. What is a good dBFS?
2. Is dBFS the same as dB?
3. What is the difference between dBu and dBFS?
4. What is the difference between dBFS and LUFS?

What is a good dBFS?

When recording/tracking, keep peaks between -15 and -6 dBFS for good signal to noise ratio. You will hear people say -18 or even -20, but in my experience, an average of -10 to -8 peaks on recorded tracks is a good signal and anything less than -15 frankly doesn't have good dynamic range.

Is dBFS the same as dB?

dBFS is calculated in the same way as dB, using the same formula. However, dBFS is expressed differently from dB. Like dB, dBFS measures the ratio between two signal levels. Hence, both dB and dBFS are dimensionless metrics that measure the relative difference between two signal levels.

What is the difference between dBu and dBFS?

Re: dBfs and dBu

Decibels relative to Full Scale (dBFS) is a measure of amplitude levels in digital systems where 0 dBFS = the maximum possible level. dBu is a measure of voltage where 0 dBu = 0.775 Volts.

What is the difference between dBFS and LUFS?

LUFS vs DBFS: What's The Difference? LUFS is a measurement of perceived loudness, whereas dBFS is a precise measurement of amplitude peaks in a digital signal. dBFS is solely a measurement of electrical level, without human perceptual filters.