Professional Audio Equation

The Music Telegraph | Text 2019/02/11 [12:42]

Professional Audio Equation

The Music Telegraph| 입력 : 2019/02/11 [12:42]

Professional Audio Equation

 

 

 

▲ Professional Audio Equation = 0 dBvu = 1.23 Volts = +4 dBv

0 dBvu ==> Operational in studio

© The Music Telegraph

 

 

 

 

*dB (Decibel)

1) always has a 'reference point'

2) always a relationship based on 'reference point' (0 dB: 1.1 v)

 

 

 

 

▲ Threshold of Hearing:

0 dB SPL (Sound Pressure Level)

© The Music Telegraph



 

dB SPL:

- dBm (1 mW into 600 Ω)

- dBv (0.775 V)

- dBu (0.775 V)

- dBV (1V)

- dBvu (1.23V)

 

 

▲ 0 dBv ==> Scientifical measurement (Old Standard)

© The Music Telegraph



 

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