RightMark Audio Analyzer test report

Testing device SPDIF 인터페이스(4- WEILIANG 24
Sampling mode 16-bit, 44 kHz
Interface MME
Testing chain External loopback (line-out - line-in)
RMAA Version 6.2.4
   
   
20 Hz - 20 kHz filter ON
Normalize amplitude ON
Level change -0.1 dB / -0.0 dB
Mono mode OFF
Calibration singal, Hz 1000
Polarity correct/correct



Summary

Frequency response (from 40 Hz to 15 kHz), dB
+0.10, -0.09
Very good
Noise level, dB (A)
-81.8
Good
Dynamic range, dB (A)
82.0
Good
THD, %
0.011
Good
THD + Noise, dB (A)
-77.2
Average
IMD + Noise, %
0.018
Very good
Stereo crosstalk, dB
-91.7
Excellent
IMD at 10 kHz, %
0.021
Good
General performance
 
Very good



Frequency response

Spectrum graph

 
Left
Right
From 20 Hz to 20 kHz, dB
-0.26, +0.06
-0.20, +0.12
From 40 Hz to 15 kHz, dB
-0.14, +0.04
-0.09, +0.10



Noise level

Spectrum graph

 
Left
Right
RMS power, dB
-82.5
-82.9
RMS power (A-weighted), dB
-81.7
-81.9
Peak level, dB FS
-70.7
-71.6
DC offset, %
-0.0
-0.0



Dynamic range

Spectrum graph

 
Left
Right
Dynamic range, dB
+82.7
+83.2
Dynamic range (A-weighted), dB
+81.9
+82.2
DC offset, %
-0.00
-0.00



THD + Noise (at -3 dB FS)

Spectrum graph

 
Left
Right
THD, %
+0.0116
+0.0106
THD + Noise, %
+0.0130
+0.0125
THD + Noise (A-weighted), %
+0.0139
+0.0138



Intermodulation distortion

Spectrum graph

 
Left
Right
IMD + Noise, %
+0.0186
+0.0184
IMD + Noise (A-weighted), %
+0.0201
+0.0197



Stereo crosstalk

Spectrum graph

 
Left
Right
Crosstalk at 100 Hz, dB
-91
-88
Crosstalk at 1000 Hz, dB
-92
-89
Crosstalk at 10000 Hz, dB
-86
-85



IMD (swept tones)

Spectrum graph

 
Left
Right
IMD + Noise at 5000 Hz,
0.0199
0.0193
IMD + Noise at 10000 Hz,
0.0216
0.0212
IMD + Noise at 15000 Hz,
0.0218
0.0211