| Testing device | UFX to X-Fi |
| Sampling mode | 24-bit, 44 kHz |
| Interface | |
| Testing chain | External loopback (line-out - line-in) |
| RMAA Version | 6.3.0 |
| 20 Hz - 20 kHz filter | ON |
| Normalize amplitude | ON |
| Level change | -0.7 dB / -0.8 dB |
| Mono mode | OFF |
| Calibration singal, Hz | 1000 |
| Polarity | correct/correct |
| Frequency response (from 40 Hz to 15 kHz), dB | -0.06, -0.34 |
Very good |
| Noise level, dB (A) | -93.1 |
Very good |
| Dynamic range, dB (A) | 93.1 |
Very good |
| THD, % | 0.0041 |
Very good |
| THD + Noise, dB (A) | -81.9 |
Good |
| IMD + Noise, % | 0.0091 |
Very good |
| Stereo crosstalk, dB | -93.3 |
Excellent |
| IMD at 10 kHz, % | 0.0084 |
Very good |
| General performance | Very good |
Left |
Right |
|
| From 20 Hz to 20 kHz, dB | -0.47, +0.03 |
-0.56, -0.06 |
| From 40 Hz to 15 kHz, dB | -0.25, +0.03 |
-0.34, -0.06 |
Left |
Right |
|
| RMS power, dB | -90.4 |
-91.5 |
| RMS power (A-weighted), dB | -92.6 |
-93.6 |
| Peak level, dB FS | -78.0 |
-79.5 |
| DC offset, % | -0.0 |
-0.0 |
Left |
Right |
|
| Dynamic range, dB | +90.4 |
+91.4 |
| Dynamic range (A-weighted), dB | +92.6 |
+93.6 |
| DC offset, % | -0.00 |
-0.00 |
Left |
Right |
|
| THD, % | +0.0043 |
+0.0040 |
| THD + Noise, % | +0.0081 |
+0.0078 |
| THD + Noise (A-weighted), % | +0.0082 |
+0.0080 |
Left |
Right |
|
| IMD + Noise, % | +0.0093 |
+0.0088 |
| IMD + Noise (A-weighted), % | +0.0089 |
+0.0086 |
Left |
Right |
|
| Crosstalk at 100 Hz, dB | -88 |
-85 |
| Crosstalk at 1000 Hz, dB | -92 |
-93 |
| Crosstalk at 10000 Hz, dB | -74 |
-93 |
Left |
Right |
|
| IMD + Noise at 5000 Hz, | 0.0090 |
0.0088 |
| IMD + Noise at 10000 Hz, | 0.0085 |
0.0082 |
| IMD + Noise at 15000 Hz, | 0.0081 |
0.0079 |