| Testing device | [ASIO] AudioBox ASIO Driver |
| Sampling mode | 24-bit, 44 kHz |
| Interface | ASIO |
| Testing chain | External loopback (line-out - line-in) |
| RMAA Version | 6.4.5 PRO |
| 20 Hz - 20 kHz filter | ON |
| Normalize amplitude | ON |
| Level change | -1.4 dB / -1.2 dB |
| Mono mode | OFF |
| Calibration singal, Hz | 1000 |
| Polarity | correct/correct |
| Frequency response (from 40 Hz to 15 kHz), dB | +0.32, -0.37 |
Good |
| Noise level, dB (A) | -90.9 |
Very good |
| Dynamic range, dB (A) | 90.6 |
Very good |
| THD, % | 0.013 |
Good |
| THD + Noise, dB (A) | -75.1 |
Average |
| IMD + Noise, % | 0.016 |
Very good |
| Stereo crosstalk, dB | -88.2 |
Excellent |
| IMD at 10 kHz, % | 0.034 |
Good |
| General performance | Very good |
Left |
Right |
|
| From 20 Hz to 20 kHz, dB | -2.75, +0.07 |
-2.62, +0.32 |
| From 40 Hz to 15 kHz, dB | -0.55, +0.07 |
-0.37, +0.32 |
Left |
Right |
|
| RMS power, dB | -89.3 |
-89.7 |
| RMS power (A-weighted), dB | -90.7 |
-91.1 |
| Peak level, dB FS | -75.9 |
-76.2 |
| DC offset, % | +0.0 |
+0.0 |
Left |
Right |
|
| Dynamic range, dB | +89.2 |
+89.5 |
| Dynamic range (A-weighted), dB | +90.4 |
+90.8 |
| DC offset, % | -0.00 |
-0.00 |
Left |
Right |
|
| THD, % | 0.01417 |
0.01143 |
| THD + Noise, % | 0.01590 |
0.01323 |
| THD + Noise (A-weighted), % | 0.01945 |
0.01586 |
Left |
Right |
|
| IMD + Noise, % | 0.01708 |
0.01507 |
| IMD + Noise (A-weighted), % | 0.01301 |
0.01179 |
Left |
Right |
|
| Crosstalk at 100 Hz, dB | -82 |
-81 |
| Crosstalk at 1000 Hz, dB | -88 |
-86 |
| Crosstalk at 10000 Hz, dB | -75 |
-71 |
Left |
Right |
|
| IMD + Noise at 5000 Hz, | 0.03032 |
0.02910 |
| IMD + Noise at 10000 Hz, | 0.03122 |
0.02948 |
| IMD + Noise at 15000 Hz, | 0.04254 |
0.03948 |