RightMark Audio Analyzer test report

Testing device ALC889
Sampling mode 24-bit, 44 kHz
Interface  
Testing chain External loopback (line-out - line-in)
RMAA Version 6.2.3
   
   
20 Hz - 20 kHz filter ON
Normalize amplitude ON
Level change 0.4 dB / 0.5 dB
Mono mode OFF
Calibration singal, Hz 1000
Polarity correct/correct



Summary

Frequency response (from 40 Hz to 15 kHz), dB
+0.03, -0.08
Excellent
Noise level, dB (A)
-82.5
Good
Dynamic range, dB (A)
82.5
Good
THD, %
0.0025
Excellent
THD + Noise, dB (A)
-76.3
Average
IMD + Noise, %
0.021
Good
Stereo crosstalk, dB
-82.0
Very good
IMD at 10 kHz, %
0.022
Good
General performance
 
Very good



Frequency response

Spectrum graph

From 20 Hz to 20 kHz, dB
-0.53, +0.03
From 40 Hz to 15 kHz, dB
-0.08, +0.03



Noise level

Spectrum graph

 
Left
Right
RMS power, dB
-81.3
-81.4
RMS power (A-weighted), dB
-82.4
-82.5
Peak level, dB FS
-61.9
-59.4
DC offset, %
-0.0
-0.0



Dynamic range

Spectrum graph

 
Left
Right
Dynamic range, dB
+81.3
+81.4
Dynamic range (A-weighted), dB
+82.5
+82.5
DC offset, %
-0.00
-0.00



THD + Noise (at -3 dB FS)

Spectrum graph

 
Left
Right
THD, %
+0.0027
+0.0023
THD + Noise, %
+0.0173
+0.0172
THD + Noise (A-weighted), %
+0.0154
+0.0153



Intermodulation distortion

Spectrum graph

 
Left
Right
IMD + Noise, %
+0.0209
+0.0207
IMD + Noise (A-weighted), %
+0.0185
+0.0183



Stereo crosstalk

Spectrum graph

 
Left
Right
Crosstalk at 100 Hz, dB
-83
-85
Crosstalk at 1000 Hz, dB
-80
-82
Crosstalk at 10000 Hz, dB
-73
-75



IMD (swept tones)

Spectrum graph

 
Left
Right
IMD + Noise at 5000 Hz,
0.0215
0.0212
IMD + Noise at 10000 Hz,
0.0215
0.0226
IMD + Noise at 15000 Hz,
0.0223
0.0219