Testing device | iPhone 7+foobar2000_96kHz |
Sampling mode | 24-bit, 96 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 | 1.5 dB / 1.5 dB |
Mono mode | OFF |
Calibration singal, Hz | 1000 |
Polarity | correct/correct |
Frequency response (from 40 Hz to 15 kHz), dB | +0.03, -0.10 |
Excellent |
Noise level, dB (A) | -84.1 |
Good |
Dynamic range, dB (A) | 84.1 |
Good |
THD, % | 0.00272 |
Excellent |
THD + Noise, dB (A) | -77.7 |
Average |
IMD + Noise, % | 0.018 |
Very good |
Stereo crosstalk, dB | -71.0 |
Good |
IMD at 10 kHz, % | 0.018 |
Very good |
General performance | Very good |
Left |
Right |
|
From 20 Hz to 20 kHz, dB | -7.92, +0.03 |
-7.92, +0.03 |
From 40 Hz to 15 kHz, dB | -0.10, +0.03 |
-0.10, +0.03 |
Left |
Right |
|
RMS power, dB | -82.9 |
-82.9 |
RMS power (A-weighted), dB | -84.2 |
-84.0 |
Peak level, dB FS | -65.1 |
-64.1 |
DC offset, % | +0.0 |
+0.0 |
Left |
Right |
|
Dynamic range, dB | +83.0 |
+82.7 |
Dynamic range (A-weighted), dB | +84.2 |
+84.0 |
DC offset, % | -0.00 |
+0.00 |
Left |
Right |
|
THD, % | 0.00263 |
0.00280 |
THD + Noise, % | 0.01466 |
0.01475 |
THD + Noise (A-weighted), % | 0.01291 |
0.01312 |
Left |
Right |
|
IMD + Noise, % | 0.01817 |
0.01840 |
IMD + Noise (A-weighted), % | 0.01552 |
0.01591 |
Left |
Right |
|
Crosstalk at 100 Hz, dB | -66 |
-69 |
Crosstalk at 1000 Hz, dB | -70 |
-70 |
Crosstalk at 10000 Hz, dB | -69 |
-69 |
Left |
Right |
|
IMD + Noise at 5000 Hz, | 0.01766 |
0.01741 |
IMD + Noise at 10000 Hz, | 0.01803 |
0.01774 |
IMD + Noise at 15000 Hz, | 0.01794 |
0.01817 |