RightMark Audio Analyzer test report
| Testing device | koiki-002 |
| Sampling mode | 32-bit, 96 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 | 0.0 dB / -0.0 dB |
| Mono mode | OFF |
| Calibration singal, Hz | 1000 |
| Polarity | correct/correct |
Summary
| Frequency response (from 40 Hz to 15 kHz), dB | +0.04, -0.61 |
Good |
| Noise level, dB (A) | -95.3 |
Excellent |
| Dynamic range, dB (A) | 95.4 |
Excellent |
| THD, % | 0.0052 |
Very good |
| THD + Noise, dB (A) | -82.2 |
Good |
| IMD + Noise, % | 0.0092 |
Very good |
| Stereo crosstalk, dB | -92.1 |
Excellent |
| IMD at 10 kHz, % | 0.0066 |
Excellent |
| General performance | Very good |
Frequency response
| From 20 Hz to 20 kHz, dB | -2.18, +0.04 |
| From 40 Hz to 15 kHz, dB | -0.61, +0.04 |
Noise level
Left |
Right |
|
| RMS power, dB | -93.3 |
-93.1 |
| RMS power (A-weighted), dB | -95.5 |
-95.1 |
| Peak level, dB FS | -75.0 |
-75.7 |
| DC offset, % | +0.0 |
+0.0 |
Dynamic range
Left |
Right |
|
| Dynamic range, dB | +93.7 |
+93.3 |
| Dynamic range (A-weighted), dB | +95.6 |
+95.2 |
| DC offset, % | -0.00 |
-0.00 |
THD + Noise (at -3 dB FS)
Left |
Right |
|
| THD, % | +0.0062 |
+0.0042 |
| THD + Noise, % | +0.0075 |
+0.0061 |
| THD + Noise (A-weighted), % | +0.0089 |
+0.0067 |
Intermodulation distortion
Left |
Right |
|
| IMD + Noise, % | +0.0100 |
+0.0085 |
| IMD + Noise (A-weighted), % | +0.0060 |
+0.0056 |
Stereo crosstalk
Left |
Right |
|
| Crosstalk at 100 Hz, dB | -84 |
-86 |
| Crosstalk at 1000 Hz, dB | -91 |
-92 |
| Crosstalk at 10000 Hz, dB | -91 |
-91 |
IMD (swept tones)
Left |
Right |
|
| IMD + Noise at 5000 Hz, | 0.0087 |
0.0068 |
| IMD + Noise at 10000 Hz, | 0.0066 |
0.0057 |
| IMD + Noise at 15000 Hz, | 0.0064 |
0.0057 |