RightMark Audio Analyzer test report
| Testing device | ZERO - OPA-EARTH w/ground 24/96 |
| Sampling mode | 24-bit, 96 kHz |
| Interface | |
| Testing chain | External loopback (line-out - line-in) |
| RMAA Version | 6.2.1 |
| 20 Hz - 20 kHz filter | ON |
| Normalize amplitude | OFF |
| Level change | -0.7 dB / -0.5 dB |
| Mono mode | OFF |
| Calibration singal, Hz | 1000 |
| Polarity | inverted/inverted |
Summary
| Frequency response (from 40 Hz to 15 kHz), dB | +0.10, -0.47 |
Good |
| Noise level, dB (A) | -101.7 |
Excellent |
| Dynamic range, dB (A) | 101.9 |
Excellent |
| THD, % | 0.0021 |
Excellent |
| THD + Noise, dB (A) | -84.1 |
Good |
| IMD + Noise, % | 0.0075 |
Excellent |
| Stereo crosstalk, dB | -94.4 |
Excellent |
| IMD at 10 kHz, % | 0.027 |
Good |
| General performance | Very good |
Frequency response
| From 20 Hz to 20 kHz, dB | -3.29, +0.10 |
| From 40 Hz to 15 kHz, dB | -0.47, +0.10 |
Noise level
Left |
Right |
|
| RMS power, dB | -100.7 |
-100.6 |
| RMS power (A-weighted), dB | -101.8 |
-101.6 |
| Peak level, dB FS | -86.2 |
-86.1 |
| DC offset, % | -0.0 |
-0.0 |
Dynamic range
Left |
Right |
|
| Dynamic range, dB | +100.8 |
+100.9 |
| Dynamic range (A-weighted), dB | +101.9 |
+101.9 |
| DC offset, % | -0.00 |
-0.00 |
THD + Noise (at -3 dB FS)
Left |
Right |
|
| THD, % | +0.0020 |
+0.0023 |
| THD + Noise, % | +0.0060 |
+0.0061 |
| THD + Noise (A-weighted), % | +0.0062 |
+0.0062 |
Intermodulation distortion
Left |
Right |
|
| IMD + Noise, % | +0.0076 |
+0.0075 |
| IMD + Noise (A-weighted), % | +0.0069 |
+0.0072 |
Stereo crosstalk
Left |
Right |
|
| Crosstalk at 100 Hz, dB | -91 |
-90 |
| Crosstalk at 1000 Hz, dB | -93 |
-94 |
| Crosstalk at 10000 Hz, dB | -75 |
-86 |
IMD (swept tones)
Left |
Right |
|
| IMD + Noise at 5000 Hz, | 0.0149 |
0.0149 |
| IMD + Noise at 10000 Hz, | 0.0283 |
0.0283 |
| IMD + Noise at 15000 Hz, | 0.0378 |
0.0378 |