Testing device | Shanling UP4 |
Sampling mode | 16-bit, 44 kHz |
Interface | |
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 | -0.7 dB / -0.6 dB |
Mono mode | OFF |
Calibration singal, Hz | 1000 |
Polarity | correct/correct |
Frequency response (from 40 Hz to 15 kHz), dB | +0.13, -1.15 |
Average |
Noise level, dB (A) | -86.9 |
Good |
Dynamic range, dB (A) | 86.7 |
Good |
THD, % | 0.00324 |
Very good |
THD + Noise, dB (A) | -71.2 |
Average |
IMD + Noise, % | 0.017 |
Very good |
Stereo crosstalk, dB | -82.3 |
Very good |
IMD at 10 kHz, % | 0.025 |
Good |
General performance | Good |
Left |
Right |
|
From 20 Hz to 20 kHz, dB | -4.73, +0.13 |
-4.69, +0.17 |
From 40 Hz to 15 kHz, dB | -1.15, +0.13 |
-1.12, +0.17 |
Left |
Right |
|
RMS power, dB | -86.2 |
-85.6 |
RMS power (A-weighted), dB | -87.1 |
-86.6 |
Peak level, dB FS | -72.4 |
-71.8 |
DC offset, % | +0.0 |
+0.0 |
Left |
Right |
|
Dynamic range, dB | +86.0 |
+85.5 |
Dynamic range (A-weighted), dB | +87.0 |
+86.5 |
DC offset, % | +0.00 |
+0.00 |
Left |
Right |
|
THD, % | 0.00130 |
0.00518 |
THD + Noise, % | 0.02476 |
0.02535 |
THD + Noise (A-weighted), % | 0.02730 |
0.02808 |
Left |
Right |
|
IMD + Noise, % | 0.01681 |
0.01766 |
IMD + Noise (A-weighted), % | 0.01186 |
0.01292 |
Left |
Right |
|
Crosstalk at 100 Hz, dB | -67 |
-67 |
Crosstalk at 1000 Hz, dB | -83 |
-79 |
Crosstalk at 10000 Hz, dB | -84 |
-84 |
Left |
Right |
|
IMD + Noise at 5000 Hz, | 0.01306 |
0.02689 |
IMD + Noise at 10000 Hz, | 0.01482 |
0.03417 |
IMD + Noise at 15000 Hz, | 0.01813 |
0.04430 |