RightMark Audio Analyzer test report
| Testing device | Google Nexus One |
| Sampling mode | 16-bit, 44 kHz |
| Interface | |
| Testing chain | External loopback (line-out - line-in) |
| RMAA Version | 6.2.3 |
| 20 Hz - 20 kHz filter | ON |
| Normalize amplitude | ON |
| Level change | -12.3 dB / -12.2 dB |
| Mono mode | OFF |
| Calibration singal, Hz | 1000 |
| Polarity | correct/correct |
Summary
| Frequency response (from 40 Hz to 15 kHz), dB | +1.43, -0.89 |
Average |
| Noise level, dB (A) | -83.1 |
Good |
| Dynamic range, dB (A) | 83.0 |
Good |
| THD, % | 0.031 |
Good |
| THD + Noise, dB (A) | -66.8 |
Average |
| IMD + Noise, % | 0.233 |
Average |
| Stereo crosstalk, dB | -65.5 |
Good |
| IMD at 10 kHz, % | 0.065 |
Good |
| General performance | Good |
Frequency response
| From 20 Hz to 20 kHz, dB | -2.68, +1.43 |
| From 40 Hz to 15 kHz, dB | -0.89, +1.43 |
Noise level
Left |
Right |
|
| RMS power, dB | -81.8 |
-81.7 |
| RMS power (A-weighted), dB | -83.2 |
-83.1 |
| Peak level, dB FS | -59.9 |
-59.9 |
| DC offset, % | -0.0 |
-0.0 |
Dynamic range
Left |
Right |
|
| Dynamic range, dB | +81.8 |
+81.8 |
| Dynamic range (A-weighted), dB | +83.0 |
+83.0 |
| DC offset, % | -0.00 |
-0.00 |
THD + Noise (at -3 dB FS)
Left |
Right |
|
| THD, % | +0.0295 |
+0.0316 |
| THD + Noise, % | +0.0379 |
+0.0395 |
| THD + Noise (A-weighted), % | +0.0442 |
+0.0469 |
Intermodulation distortion
Left |
Right |
|
| IMD + Noise, % | +0.1525 |
+0.3143 |
| IMD + Noise (A-weighted), % | +0.0473 |
+0.0679 |
Stereo crosstalk
Left |
Right |
|
| Crosstalk at 100 Hz, dB | -69 |
-71 |
| Crosstalk at 1000 Hz, dB | -65 |
-64 |
| Crosstalk at 10000 Hz, dB | -62 |
-62 |
IMD (swept tones)
Left |
Right |
|
| IMD + Noise at 5000 Hz, | 0.0603 |
0.0615 |
| IMD + Noise at 10000 Hz, | 0.0702 |
0.0710 |
| IMD + Noise at 15000 Hz, | 0.0652 |
0.0644 |