PRO1 audio performance specifications 319
PRO1 Live Audio System
Operator Manual
Distortion at +20dBu
Mixing noise (all bus types) 22Hz to 22kHz unweighted
Input Output Gain 1kHz 10kHz
DL251 I/O box DL251 I/O box 0dB 0.03% 0.03%
DL251 I/O box DL251 I/O box 40dB 0.03% 0.03%
Surface I/O Surface I/O 0dB 0.03% 0.03%
Surface I/O Surface I/O 40dB 0.03% 0.03%
DL451 I/O box DL451 I/O box 0dB 0.03% 0.03%
DL451 I/O box DL451 I/O box 40dB 0.03% 0.03%
DL431 splitter DL431 A out 0dB 0.03% 0.03%
DL431 splitter DL431 A out 40dB 0.03% 0.03%
DL431 splitter DL431 B out 0dB 0.03% 0.03%
DL431 splitter DL431 B out 40dB 0.03% 0.03%
DL431 splitter DL431 C out -6dB 0.03% 0.03%
DL431 splitter DL451 I/O box 0dB 0.03% 0.03%
DL431 splitter DL451 I/O box 40dB 0.03% 0.03%
Number Of
Inputs Gain Fader Position Pan Output Noise
12 0dB -infinity Central -91dBu
12 0dB 0dB Central -78dBu
24 0dB -infinity Central -91dBu
24 0dB 0dB Central -75dBu
48 0dB -infinity Central -91dBu
48 0dB 0dB Central -72dBu