RightMark Audio Analyzer test report

Testing device Sony NWZ-S639F
Sampling mode 16-bit, 44 kHz
Interface  
Testing chain Sony NWZ-S639F -> E-MU 1212M v2
RMAA Version 6.1.1
   
   
20 Hz - 20 kHz filter ON
Normalize amplitude ON
Level change -0.5 dB / -0.7 dB
Mono mode OFF
Calibration singal, Hz 1000
Polarity inverted/inverted



Summary

Frequency response (from 40 Hz to 15 kHz), dB
+0.83, -0.07
Good
Noise level, dB (A)
-92.9
Very good
Dynamic range, dB (A)
93.1
Very good
THD, %
0.0011
Excellent
THD + Noise, dB (A)
-86.5
Good
IMD + Noise, %
0.0060
Excellent
Stereo crosstalk, dB
-92.9
Excellent
IMD at 10 kHz, %
0.0067
Excellent
General performance
 
Very good



Frequency response

Spectrum graph

From 20 Hz to 20 kHz, dB
-0.12, +1.20
From 40 Hz to 15 kHz, dB
-0.07, +0.83



Noise level

Spectrum graph

 
Left
Right
RMS power, dB
-91.1
-91.6
RMS power (A-weighted), dB
-92.8
-93.1
Peak level, dB FS
-61.7
-61.5
DC offset, %
+0.0
+0.0



Dynamic range

Spectrum graph

 
Left
Right
Dynamic range, dB
+91.9
+92.1
Dynamic range (A-weighted), dB
+93.0
+93.2
DC offset, %
-0.00
-0.00



THD + Noise (at -3 dB FS)

Spectrum graph

 
Left
Right
THD, %
+0.0011
+0.0011
THD + Noise, %
+0.0053
+0.0053
THD + Noise (A-weighted), %
+0.0048
+0.0047



Intermodulation distortion

Spectrum graph

 
Left
Right
IMD + Noise, %
+0.0060
+0.0060
IMD + Noise (A-weighted), %
+0.0053
+0.0052



Stereo crosstalk

Spectrum graph

 
Left
Right
Crosstalk at 100 Hz, dB
-91
-92
Crosstalk at 1000 Hz, dB
-92
-92
Crosstalk at 10000 Hz, dB
-90
-89



IMD (swept tones)

Spectrum graph

 
Left
Right
IMD + Noise at 5000 Hz,
0.0067
0.0068
IMD + Noise at 10000 Hz,
0.0067
0.0068
IMD + Noise at 15000 Hz,
0.0067
0.0068