RightMark Audio Analyzer test report

Testing device DjukePreamp Ch1+2
Sampling mode 24-bit, 48 kHz
Interface  
Testing chain External loopback (line-out - line-in)
RMAA Version 6.0.5
   
   
20 Hz - 20 kHz filter ON
Normalize amplitude ON
Mono mode OFF
Calibration singal, Hz 1000
Polarity inverted/inverted



Summary

Frequency response (from 40 Hz to 15 kHz), dB
+0.02, -0.14
Very good
Noise level, dB (A)
-112.7
Excellent
Dynamic range, dB (A)
112.8
Excellent
THD, %
0.0006
Excellent
THD + Noise, dB (A)
-98.4
Excellent
IMD + Noise, %
0.0015
Excellent
Stereo crosstalk, dB
-104.0
Excellent
IMD at 10 kHz, %
0.0023
Excellent
General performance
 
Excellent



Frequency response

Spectrum graph

From 20 Hz to 20 kHz, dB
-0.23, +0.02
From 40 Hz to 15 kHz, dB
-0.14, +0.02



Noise level

Spectrum graph

 
Left
Right
RMS power, dB
-111.7
-111.5
RMS power (A-weighted), dB
-112.9
-112.6
Peak level, dB FS
-92.2
-92.3
DC offset, %
-0.0
-0.0



Dynamic range

Spectrum graph

 
Left
Right
Dynamic range, dB
+111.7
+111.7
Dynamic range (A-weighted), dB
+112.8
+112.7
DC offset, %
-0.00
-0.00



THD + Noise (at -3 dB FS)

Spectrum graph

 
Left
Right
THD, %
+0.0006
+0.0006
THD + Noise, %
+0.0012
+0.0012
THD + Noise (A-weighted), %
+0.0012
+0.0012



Intermodulation distortion

Spectrum graph

 
Left
Right
IMD + Noise, %
+0.0015
+0.0015
IMD + Noise (A-weighted), %
+0.0013
+0.0013



Stereo crosstalk

Spectrum graph

 
Left
Right
Crosstalk at 100 Hz, dB
-108
-111
Crosstalk at 1000 Hz, dB
-103
-103
Crosstalk at 10000 Hz, dB
-84
-83



IMD (swept tones)

Spectrum graph

 
Left
Right
IMD + Noise at 5000 Hz,
0.0025
0.0024
IMD + Noise at 10000 Hz,
0.0021
0.0021
IMD + Noise at 15000 Hz,
0.0025
0.0025