Testing device | iPhone 7+Sony_48kHz |
Sampling mode | 16-bit, 48 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 | 1.6 dB / 1.6 dB |
Mono mode | OFF |
Calibration singal, Hz | 1000 |
Polarity | correct/correct |
Frequency response (from 40 Hz to 15 kHz), dB | +0.02, -0.06 |
Excellent |
Noise level, dB (A) | -83.9 |
Good |
Dynamic range, dB (A) | 83.9 |
Good |
THD, % | 0.00228 |
Excellent |
THD + Noise, dB (A) | -77.6 |
Average |
IMD + Noise, % | 0.018 |
Very good |
Stereo crosstalk, dB | -70.1 |
Good |
IMD at 10 kHz, % | 0.018 |
Very good |
General performance | Very good |
Left |
Right |
|
From 20 Hz to 20 kHz, dB | -0.17, +0.02 |
-0.17, +0.02 |
From 40 Hz to 15 kHz, dB | -0.06, +0.02 |
-0.06, +0.02 |
Left |
Right |
|
RMS power, dB | -82.9 |
-82.6 |
RMS power (A-weighted), dB | -84.0 |
-83.8 |
Peak level, dB FS | -69.1 |
-68.8 |
DC offset, % | -0.0 |
-0.0 |
Left |
Right |
|
Dynamic range, dB | +82.6 |
+82.4 |
Dynamic range (A-weighted), dB | +83.9 |
+83.8 |
DC offset, % | +0.00 |
-0.00 |
Left |
Right |
|
THD, % | 0.00219 |
0.00236 |
THD + Noise, % | 0.01482 |
0.01507 |
THD + Noise (A-weighted), % | 0.01309 |
0.01342 |
Left |
Right |
|
IMD + Noise, % | 0.01824 |
0.01823 |
IMD + Noise (A-weighted), % | 0.01599 |
0.01617 |
Left |
Right |
|
Crosstalk at 100 Hz, dB | -70 |
-70 |
Crosstalk at 1000 Hz, dB | -69 |
-69 |
Crosstalk at 10000 Hz, dB | -69 |
-69 |
Left |
Right |
|
IMD + Noise at 5000 Hz, | 0.01758 |
0.01757 |
IMD + Noise at 10000 Hz, | 0.01821 |
0.01748 |
IMD + Noise at 15000 Hz, | 0.01782 |
0.01783 |