RightMark Audio Analyzer test report
| Testing device | duet2 48 |
| Sampling mode | 24-bit, 48 kHz |
| Interface | |
| Testing chain | External loopback (line-out - line-in) |
| RMAA Version | 6.2.3 |
| 20 Hz - 20 kHz filter | ON |
| Normalize amplitude | ON |
| Level change | -0.3 dB / -0.3 dB |
| Mono mode | OFF |
| Calibration singal, Hz | 1000 |
| Polarity | correct/correct |
Summary
| Frequency response (from 40 Hz to 15 kHz), dB |
+0.03, -0.16
|
Very good
|
| Noise level, dB (A) |
-104.1
|
Excellent
|
| Dynamic range, dB (A) |
109.4
|
Excellent
|
| THD, % |
0.0017
|
Excellent
|
| THD + Noise, dB (A) |
-93.1
|
Very good
|
| IMD + Noise, % |
0.0024
|
Excellent
|
| Stereo crosstalk, dB |
-106.7
|
Excellent
|
| IMD at 10 kHz, % |
0.0036
|
Excellent
|
| General performance |
Very good
|
Frequency response
| From 20 Hz to 20 kHz, dB |
-0.20, +0.03
|
| From 40 Hz to 15 kHz, dB |
-0.16, +0.03
|
Noise level
Left
|
Right
|
|
| RMS power, dB |
-103.4
|
-104.4
|
| RMS power (A-weighted), dB |
-103.5
|
-104.6
|
| Peak level, dB FS |
-80.0
|
-80.2
|
| DC offset, % |
-0.0
|
-0.0
|
Dynamic range
Left
|
Right
|
|
| Dynamic range, dB |
+108.2
|
+108.4
|
| Dynamic range (A-weighted), dB |
+109.2
|
+109.6
|
| DC offset, % |
+0.00
|
+0.00
|
THD + Noise (at -3 dB FS)
Left
|
Right
|
|
| THD, % |
+0.0017
|
+0.0017
|
| THD + Noise, % |
+0.0019
|
+0.0019
|
| THD + Noise (A-weighted), % |
+0.0022
|
+0.0023
|
Intermodulation distortion
Left
|
Right
|
|
| IMD + Noise, % |
+0.0023
|
+0.0024
|
| IMD + Noise (A-weighted), % |
+0.0022
|
+0.0023
|
Stereo crosstalk
Left
|
Right
|
|
| Crosstalk at 100 Hz, dB |
-105
|
-108
|
| Crosstalk at 1000 Hz, dB |
-106
|
-106
|
| Crosstalk at 10000 Hz, dB |
-106
|
-107
|
IMD (swept tones)
Left
|
Right
|
|
| IMD + Noise at 5000 Hz, |
0.0035
|
0.0037
|
| IMD + Noise at 10000 Hz, |
0.0035
|
0.0037
|
| IMD + Noise at 15000 Hz, |
0.0035
|
0.0037
|
