| Testing device | ASUS Xonar Essence STX |
| Sampling mode | 24-bit, 192 kHz |
| Interface | |
| Testing chain | External loopback (line-out - line-in) |
| RMAA Version | 6.2.1 |
| 20 Hz - 20 kHz filter | ON |
| Normalize amplitude | OFF |
| Level change | -0.3 dB / 0.0 dB |
| Mono mode | OFF |
| Calibration singal, Hz | 1000 |
| Polarity | correct/correct |
| Frequency response (from 40 Hz to 15 kHz), dB | +0.01, -0.11 |
Excellent |
| Noise level, dB (A) | -118.2 |
Excellent |
| Dynamic range, dB (A) | 118.0 |
Excellent |
| THD, % | 0.0012 |
Excellent |
| THD + Noise, dB (A) | -96.1 |
Excellent |
| IMD + Noise, % | 0.0017 |
Excellent |
| Stereo crosstalk, dB | -111.2 |
Excellent |
| IMD at 10 kHz, % | 0.0011 |
Excellent |
| General performance | Excellent |
| From 20 Hz to 20 kHz, dB | -0.21, +0.01 |
| From 40 Hz to 15 kHz, dB | -0.11, +0.01 |
Left |
Right |
|
| RMS power, dB | -117.1 |
-116.7 |
| RMS power (A-weighted), dB | -118.5 |
-117.9 |
| Peak level, dB FS | -67.2 |
-67.3 |
| DC offset, % | +0.0 |
+0.0 |
Left |
Right |
|
| Dynamic range, dB | +117.0 |
+116.6 |
| Dynamic range (A-weighted), dB | +118.2 |
+117.9 |
| DC offset, % | -0.00 |
+0.00 |
Left |
Right |
|
| THD, % | +0.0005 |
+0.0018 |
| THD + Noise, % | +0.0006 |
+0.0018 |
| THD + Noise (A-weighted), % | +0.0008 |
+0.0024 |
Left |
Right |
|
| IMD + Noise, % | +0.0009 |
+0.0025 |
| IMD + Noise (A-weighted), % | +0.0005 |
+0.0011 |
Left |
Right |
|
| Crosstalk at 100 Hz, dB | -108 |
-107 |
| Crosstalk at 1000 Hz, dB | -110 |
-111 |
| Crosstalk at 10000 Hz, dB | -90 |
-90 |
Left |
Right |
|
| IMD + Noise at 5000 Hz, | 0.0008 |
0.0019 |
| IMD + Noise at 10000 Hz, | 0.0006 |
0.0014 |
| IMD + Noise at 15000 Hz, | 0.0006 |
0.0014 |