RightMark Audio Analyzer test report

Testing device ZEAL_44.1kHz
Sampling mode 16-bit, 44 kHz
Interface  
Testing chain External loopback (line-out - line-in)
RMAA Version 6.4.5
   
   
20 Hz - 20 kHz filter ON
Normalize amplitude ON
Level change -0.6 dB / -0.6 dB
Mono mode OFF
Calibration singal, Hz 1000
Polarity inverted/inverted



Summary

Frequency response (from 40 Hz to 15 kHz), dB
+0.06, -0.26
Very good
Noise level, dB (A)
-82.0
Good
Dynamic range, dB (A)
82.1
Good
THD, %
0.00437
Very good
THD + Noise, dB (A)
-75.0
Average
IMD + Noise, %
0.041
Good
Stereo crosstalk, dB
-81.0
Very good
IMD at 10 kHz, %
0.033
Good
General performance
 
Good



Frequency response

Spectrum graph

 
Left
Right
From 20 Hz to 20 kHz, dB
-0.92, +0.06
-0.98, +0.05
From 40 Hz to 15 kHz, dB
-0.26, +0.06
-0.26, +0.05



Noise level

Spectrum graph

 
Left
Right
RMS power, dB
-81.0
-80.6
RMS power (A-weighted), dB
-82.2
-81.9
Peak level, dB FS
-67.8
-67.2
DC offset, %
+0.0
+0.0



Dynamic range

Spectrum graph

 
Left
Right
Dynamic range, dB
+81.0
+80.8
Dynamic range (A-weighted), dB
+82.3
+81.9
DC offset, %
+0.00
-0.00



THD + Noise (at -3 dB FS)

Spectrum graph

 
Left
Right
THD, %
0.00461
0.00414
THD + Noise, %
0.01982
0.02005
THD + Noise (A-weighted), %
0.01762
0.01809



Intermodulation distortion

Spectrum graph

 
Left
Right
IMD + Noise, %
0.04120
0.04118
IMD + Noise (A-weighted), %
0.02340
0.02399



Stereo crosstalk

Spectrum graph

 
Left
Right
Crosstalk at 100 Hz, dB
-74
-76
Crosstalk at 1000 Hz, dB
-80
-80
Crosstalk at 10000 Hz, dB
-80
-81



IMD (swept tones)

Spectrum graph

 
Left
Right
IMD + Noise at 5000 Hz,
0.02925
0.02834
IMD + Noise at 10000 Hz,
0.03164
0.03040
IMD + Noise at 15000 Hz,
0.03841
0.03784