Testing device | Samsung Galaxy S4 |
Sampling mode | 16-bit, 44 kHz |
Interface | |
Testing chain | External loopback (line-out - line-in) |
RMAA Version | 6.2.5 |
20 Hz - 20 kHz filter | ON |
Normalize amplitude | ON |
Level change | -10.8 dB / -10.8 dB |
Mono mode | OFF |
Calibration singal, Hz | 1000 |
Polarity | correct/correct |
Frequency response (from 40 Hz to 15 kHz), dB | +0.18, -0.12 |
Very good |
Noise level, dB (A) | -73.6 |
Average |
Dynamic range, dB (A) | 73.5 |
Average |
THD, % | 0.0094 |
Very good |
THD + Noise, dB (A) | -62.9 |
Poor |
IMD + Noise, % | 0.137 |
Average |
Stereo crosstalk, dB | -42.2 |
Poor |
IMD at 10 kHz, % | 0.075 |
Good |
General performance | Good |
Left |
Right |
|
From 20 Hz to 20 kHz, dB | -0.23, +0.24 |
-0.27, +0.20 |
From 40 Hz to 15 kHz, dB | -0.12, +0.18 |
-0.11, +0.14 |
Left |
Right |
|
RMS power, dB | -72.1 |
-72.2 |
RMS power (A-weighted), dB | -73.5 |
-73.6 |
Peak level, dB FS | -56.0 |
-56.1 |
DC offset, % | -0.0 |
+0.0 |
Left |
Right |
|
Dynamic range, dB | +71.9 |
+72.2 |
Dynamic range (A-weighted), dB | +73.4 |
+73.5 |
DC offset, % | +0.00 |
+0.00 |
Left |
Right |
|
THD, % | +0.0100 |
+0.0088 |
THD + Noise, % | +0.0772 |
+0.0762 |
THD + Noise (A-weighted), % | +0.0724 |
+0.0715 |
Left |
Right |
|
IMD + Noise, % | +0.1361 |
+0.1386 |
IMD + Noise (A-weighted), % | +0.0713 |
+0.0706 |
Left |
Right |
|
Crosstalk at 100 Hz, dB | -44 |
-44 |
Crosstalk at 1000 Hz, dB | -41 |
-41 |
Crosstalk at 10000 Hz, dB | -41 |
-41 |
Left |
Right |
|
IMD + Noise at 5000 Hz, | 0.0731 |
0.0726 |
IMD + Noise at 10000 Hz, | 0.0762 |
0.0719 |
IMD + Noise at 15000 Hz, | 0.0781 |
0.0760 |