RightMark Audio Analyzer test report

Testing device M-Audio Delta AP 1/2
Sampling mode 24-bit, 96 kHz
Interface DirectSound
Testing chain External loopback (line-out - line-in)
RMAA Version 6.0.6
   
   
20 Hz - 20 kHz filter OFF
Normalize amplitude ON
Level change -0.2 dB / -0.2 dB
Mono mode OFF
Calibration singal, Hz 1000
Polarity correct/correct



Summary

Frequency response (from 40 Hz to 15 kHz), dB
+0.02, -0.15
Very good
Noise level, dB (A)
-94.0
Very good
Dynamic range, dB (A)
94.0
Very good
THD, %
0.0024
Excellent
THD + Noise, dB (A)
-83.5
Good
IMD + Noise, %
0.014
Very good
Stereo crosstalk, dB
-90.1
Excellent
IMD at 10 kHz, %
0.0080
Excellent
General performance
 
Very good



Frequency response

Spectrum graph

From 20 Hz to 20 kHz, dB
-0.30, +0.02
From 40 Hz to 15 kHz, dB
-0.15, +0.02



Noise level

Spectrum graph

 
Left
Right
RMS power, dB
-85.9
-84.7
RMS power (A-weighted), dB
-94.4
-93.6
Peak level, dB FS
-71.5
-72.7
DC offset, %
-0.0
-0.0



Dynamic range

Spectrum graph

 
Left
Right
Dynamic range, dB
+86.0
+84.7
Dynamic range (A-weighted), dB
+94.4
+93.6
DC offset, %
-0.00
-0.00



THD + Noise (at -3 dB FS)

Spectrum graph

 
Left
Right
THD, %
+0.0019
+0.0029
THD + Noise, %
+0.0109
+0.0125
THD + Noise (A-weighted), %
+0.0063
+0.0071



Intermodulation distortion

Spectrum graph

 
Left
Right
IMD + Noise, %
+0.0134
+0.0153
IMD + Noise (A-weighted), %
+0.0064
+0.0069



Stereo crosstalk

Spectrum graph

 
Left
Right
Crosstalk at 100 Hz, dB
-81
-81
Crosstalk at 1000 Hz, dB
-89
-89
Crosstalk at 10000 Hz, dB
-81
-81



IMD (swept tones)

Spectrum graph

 
Left
Right
IMD + Noise at 5000 Hz,
0.0067
0.0073
IMD + Noise at 10000 Hz,
0.0077
0.0080
IMD + Noise at 15000 Hz,
0.0090
0.0091