RightMark Audio Analyzer test report
| Testing device | op15w120226_8ohm |
| 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 | -0.1 dB / -0.1 dB |
| Mono mode | OFF |
| Calibration singal, Hz | 1000 |
| Polarity | correct/correct |
Summary
| Frequency response (from 40 Hz to 15 kHz), dB | +0.03, -0.27 |
Very good |
| Noise level, dB (A) | -104.3 |
Excellent |
| Dynamic range, dB (A) | 104.4 |
Excellent |
| THD, % | 0.0039 |
Very good |
| THD + Noise, dB (A) | -85.7 |
Good |
| IMD + Noise, % | 0.0041 |
Excellent |
| Stereo crosstalk, dB | -61.9 |
Average |
| IMD at 10 kHz, % | 0.0042 |
Excellent |
| General performance | Very good |
Frequency response
| From 20 Hz to 20 kHz, dB | -0.96, +0.03 |
| From 40 Hz to 15 kHz, dB | -0.27, +0.03 |
Noise level
Left |
Right |
|
| RMS power, dB | -92.2 |
-91.7 |
| RMS power (A-weighted), dB | -104.7 |
-104.0 |
| Peak level, dB FS | -76.8 |
-77.3 |
| DC offset, % | +0.0 |
+0.0 |
Dynamic range
Left |
Right |
|
| Dynamic range, dB | +92.3 |
+91.8 |
| Dynamic range (A-weighted), dB | +104.6 |
+104.1 |
| DC offset, % | -0.00 |
-0.00 |
THD + Noise (at -3 dB FS)
Left |
Right |
|
| THD, % | +0.0030 |
+0.0047 |
| THD + Noise, % | +0.0057 |
+0.0070 |
| THD + Noise (A-weighted), % | +0.0040 |
+0.0063 |
Intermodulation distortion
Left |
Right |
|
| IMD + Noise, % | +0.0036 |
+0.0046 |
| IMD + Noise (A-weighted), % | +0.0022 |
+0.0029 |
Stereo crosstalk
Left |
Right |
|
| Crosstalk at 100 Hz, dB | -55 |
-63 |
| Crosstalk at 1000 Hz, dB | -56 |
-65 |
| Crosstalk at 10000 Hz, dB | -57 |
-67 |
IMD (swept tones)
Left |
Right |
|
| IMD + Noise at 5000 Hz, | 0.0045 |
0.0060 |
| IMD + Noise at 10000 Hz, | 0.0032 |
0.0042 |
| IMD + Noise at 15000 Hz, | 0.0031 |
0.0040 |