RightMark Audio Analyzer test report

Testing device iPhone 7+ELECOM_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 -6.1 dB / -4.6 dB
Mono mode OFF
Calibration singal, Hz 1000
Polarity correct/correct



Summary

Frequency response (from 40 Hz to 15 kHz), dB
+28.83, -49.48
Very poor
Noise level, dB (A)
-59.3
Poor
Dynamic range, dB (A)
11.6
Very poor
THD, %
16.028
Very poor
THD + Noise, dB (A)
-5.1
Very poor
IMD + Noise, %
99.711
Very poor
Stereo crosstalk, dB
-46.9
Poor
IMD at 10 kHz, %
86573.352
Very poor
General performance
 
Very poor



Frequency response

Spectrum graph

 
Left
Right
From 20 Hz to 20 kHz, dB
-49.48, +28.83
+6.23, +33.34
From 40 Hz to 15 kHz, dB
-49.48, +28.83
+6.23, +30.54



Noise level

Spectrum graph

 
Left
Right
RMS power, dB
-83.5
-38.4
RMS power (A-weighted), dB
-82.4
-36.2
Peak level, dB FS
-60.0
-15.9
DC offset, %
+0.0
+0.0



Dynamic range

Spectrum graph

 
Left
Right
Dynamic range, dB
+10.2
+13.9
Dynamic range (A-weighted), dB
+7.9
+15.2
DC offset, %
+0.01
-0.01



THD + Noise (at -3 dB FS)

Spectrum graph

 
Left
Right
THD, %
0.04057
32.01495
THD + Noise, %
99.99277
99.58663
THD + Noise (A-weighted), %
21.16094
90.65714



Intermodulation distortion

Spectrum graph

 
Left
Right
IMD + Noise, %
99.74329
99.67834
IMD + Noise (A-weighted), %
102.21159
90.87651



Stereo crosstalk

Spectrum graph

 
Left
Right
Crosstalk at 100 Hz, dB
-21
-7
Crosstalk at 1000 Hz, dB
-13
-79
Crosstalk at 10000 Hz, dB
-14
-80



IMD (swept tones)

Spectrum graph

 
Left
Right
IMD + Noise at 5000 Hz,
407837.78125
231.35732
IMD + Noise at 10000 Hz,
53582.81250
226.94736
IMD + Noise at 15000 Hz,
57325.61719
235.56581