RightMark Audio Analyzer test report

Testing device ALC889
Sampling mode 24-bit, 44 kHz
Interface  
Testing chain External loopback (headphone-out - line-in)
RMAA Version 6.2.3
   
   
20 Hz - 20 kHz filter ON
Normalize amplitude ON
Level change 0.4 dB / 0.4 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)
-91.0
Very good
Dynamic range, dB (A)
91.0
Very good
THD, %
0.0082
Very good
THD + Noise, dB (A)
-78.3
Average
IMD + Noise, %
0.011
Very good
Stereo crosstalk, dB
-90.9
Excellent
IMD at 10 kHz, %
0.010
Very good
General performance
 
Very good



Frequency response

Spectrum graph

From 20 Hz to 20 kHz, dB
-0.54, +0.03
From 40 Hz to 15 kHz, dB
-0.08, +0.03



Noise level

Spectrum graph

 
Left
Right
RMS power, dB
-89.9
-89.9
RMS power (A-weighted), dB
-91.0
-91.0
Peak level, dB FS
-69.5
-69.6
DC offset, %
-0.0
-0.0



Dynamic range

Spectrum graph

 
Left
Right
Dynamic range, dB
+89.9
+89.9
Dynamic range (A-weighted), dB
+90.9
+91.0
DC offset, %
-0.00
-0.00



THD + Noise (at -3 dB FS)

Spectrum graph

 
Left
Right
THD, %
+0.0078
+0.0086
THD + Noise, %
+0.0101
+0.0107
THD + Noise (A-weighted), %
+0.0117
+0.0127



Intermodulation distortion

Spectrum graph

 
Left
Right
IMD + Noise, %
+0.0105
+0.0109
IMD + Noise (A-weighted), %
+0.0085
+0.0087



Stereo crosstalk

Spectrum graph

 
Left
Right
Crosstalk at 100 Hz, dB
-93
-93
Crosstalk at 1000 Hz, dB
-90
-90
Crosstalk at 10000 Hz, dB
-83
-87



IMD (swept tones)

Spectrum graph

 
Left
Right
IMD + Noise at 5000 Hz,
0.0113
0.0119
IMD + Noise at 10000 Hz,
0.0097
0.0098
IMD + Noise at 15000 Hz,
0.0099
0.0099