Testing device | Apple_44.1kHz |
Sampling mode | 16-bit, 44 kHz |
Interface | |
Testing chain | External loopback (line-out - line-in) |
RMAA Version | 6.4.5 |
20 Hz - 20 kHz filter | ON |
Normalize amplitude | ON |
Level change | -12.7 dB / -12.7 dB |
Mono mode | OFF |
Calibration singal, Hz | 1000 |
Polarity | correct/correct |
Frequency response (from 40 Hz to 15 kHz), dB | +0.03, -0.16 |
Very good |
Noise level, dB (A) | -74.6 |
Average |
Dynamic range, dB (A) | 74.5 |
Average |
THD, % | 0.00788 |
Very good |
THD + Noise, dB (A) | -41.2 |
Very poor |
IMD + Noise, % | 1.135 |
Poor |
Stereo crosstalk, dB | -67.0 |
Good |
IMD at 10 kHz, % | 0.731 |
Poor |
General performance | Average |
Left |
Right |
|
From 20 Hz to 20 kHz, dB | -0.47, +0.04 |
-0.48, +0.03 |
From 40 Hz to 15 kHz, dB | -0.14, +0.04 |
-0.16, +0.03 |
Left |
Right |
|
RMS power, dB | -73.5 |
-73.1 |
RMS power (A-weighted), dB | -74.8 |
-74.4 |
Peak level, dB FS | -56.5 |
-56.9 |
DC offset, % | -0.0 |
+0.0 |
Left |
Right |
|
Dynamic range, dB | +73.4 |
+73.2 |
Dynamic range (A-weighted), dB | +74.7 |
+74.4 |
DC offset, % | -0.00 |
-0.00 |
Left |
Right |
|
THD, % | 0.00788 |
0.00788 |
THD + Noise, % | 0.78740 |
0.78774 |
THD + Noise (A-weighted), % | 0.86980 |
0.87011 |
Left |
Right |
|
IMD + Noise, % | 1.13494 |
1.13520 |
IMD + Noise (A-weighted), % | 0.29061 |
0.29145 |
Left |
Right |
|
Crosstalk at 100 Hz, dB | -55 |
-67 |
Crosstalk at 1000 Hz, dB | -59 |
-73 |
Crosstalk at 10000 Hz, dB | -60 |
-74 |
Left |
Right |
|
IMD + Noise at 5000 Hz, | 0.07886 |
0.08238 |
IMD + Noise at 10000 Hz, | 0.07940 |
0.08265 |
IMD + Noise at 15000 Hz, | 2.04129 |
2.01971 |