Testing device | LenovoRealtek HD |
Sampling mode | 16-bit, 44 kHz |
Interface | |
Testing chain | External loopback (line-out - line-in) |
RMAA Version | 6.4.2 |
20 Hz - 20 kHz filter | ON |
Normalize amplitude | ON |
Level change | 0.5 dB / 0.5 dB |
Mono mode | ON |
Calibration singal, Hz | 1000 |
Polarity | inverted/inverted |
Frequency response (from 40 Hz to 15 kHz), dB | +0.13, -2.06 |
Average |
Noise level, dB (A) | -88.5 |
Good |
Dynamic range, dB (A) | 88.5 |
Good |
THD, % | 0.0014 |
Excellent |
THD + Noise, dB (A) | -81.7 |
Good |
IMD + Noise, % | 0.169 |
Average |
IMD at 10 kHz, % | 6.974 |
Very poor |
General performance | Average |
Left |
Right |
|
From 20 Hz to 20 kHz, dB | -5.42, +0.13 |
-5.42, +0.13 |
From 40 Hz to 15 kHz, dB | -2.06, +0.13 |
-2.06, +0.13 |
Left |
Right |
|
RMS power, dB | -87.0 |
-87.0 |
RMS power (A-weighted), dB | -88.5 |
-88.5 |
Peak level, dB FS | -72.5 |
-72.5 |
DC offset, % | -0.0 |
-0.0 |
Left |
Right |
|
Dynamic range, dB | +87.1 |
+87.1 |
Dynamic range (A-weighted), dB | +88.5 |
+88.5 |
DC offset, % | -0.00 |
-0.00 |
Left |
Right |
|
THD, % | +0.0014 |
+0.0014 |
THD + Noise, % | +0.0096 |
+0.0096 |
THD + Noise (A-weighted), % | +0.0082 |
+0.0082 |
Left |
Right |
|
IMD + Noise, % | +0.1688 |
+0.1688 |
IMD + Noise (A-weighted), % | +0.1502 |
+0.1502 |
Left |
Right |
|
IMD + Noise at 5000 Hz, | 0.2959 |
0.2959 |
IMD + Noise at 10000 Hz, | 3.7010 |
3.7010 |
IMD + Noise at 15000 Hz, | 16.9252 |
16.9252 |