Test index
|
Abbreviation |
Key function
|
Unit
|
Frequency response curve
|
FR
|
Reflecting the processing ability of different frequency signals is one of the important parameters of audio products
|
dBSPL
|
Distortion curve
|
THD
|
The deviation of signals of different frequency bands in the transmission process compared with the original signal or standard
|
%
|
Equalizer
|
EQ
|
A kind of audio effect device, mainly used to control the output size of different frequency bands of audio
|
dB
|
Power VS distortion
|
Level vs THD
|
The distortion under different output power conditions is used to indicate the output stability of the mixer under different power
conditions
|
%
|
Output amplitude
|
V-Rms
|
The amplitude of the external output of the mixer at the rated or permitted maximum without distortion
|
V
|