RightMark Audio Analyzer test report
| Testing device | ZERO - OPA-SUN 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 | -0.6 dB / -0.4 dB |
| Mono mode | OFF |
| Calibration singal, Hz | 1000 |
| Polarity | inverted/inverted |
Summary
| Frequency response (from 40 Hz to 15 kHz), dB | +0.10, -0.48 |
Good |
| Noise level, dB (A) | -95.3 |
Excellent |
| Dynamic range, dB (A) | 94.3 |
Very good |
| THD, % | 0.0022 |
Excellent |
| THD + Noise, dB (A) | -82.0 |
Good |
| IMD + Noise, % | 0.0097 |
Very good |
| Stereo crosstalk, dB | -91.1 |
Excellent |
| IMD at 10 kHz, % | 0.028 |
Good |
| General performance | Very good |
Frequency response
| From 20 Hz to 20 kHz, dB | -3.33, +0.10 |
| From 40 Hz to 15 kHz, dB | -0.48, +0.10 |
Noise level
Left |
Right |
|
| RMS power, dB | -95.1 |
-93.6 |
| RMS power (A-weighted), dB | -96.0 |
-94.6 |
| Peak level, dB FS | -81.5 |
-80.3 |
| DC offset, % | -0.0 |
-0.0 |
Dynamic range
Left |
Right |
|
| Dynamic range, dB | +94.1 |
+92.6 |
| Dynamic range (A-weighted), dB | +95.0 |
+93.6 |
| DC offset, % | -0.00 |
-0.00 |
THD + Noise (at -3 dB FS)
Left |
Right |
|
| THD, % | +0.0022 |
+0.0023 |
| THD + Noise, % | +0.0077 |
+0.0082 |
| THD + Noise (A-weighted), % | +0.0077 |
+0.0081 |
Intermodulation distortion
Left |
Right |
|
| IMD + Noise, % | +0.0094 |
+0.0101 |
| IMD + Noise (A-weighted), % | +0.0086 |
+0.0095 |
Stereo crosstalk
Left |
Right |
|
| Crosstalk at 100 Hz, dB | -89 |
-88 |
| Crosstalk at 1000 Hz, dB | -90 |
-90 |
| Crosstalk at 10000 Hz, dB | -78 |
-88 |
IMD (swept tones)
Left |
Right |
|
| IMD + Noise at 5000 Hz, | 0.0161 |
0.0165 |
| IMD + Noise at 10000 Hz, | 0.0292 |
0.0295 |
| IMD + Noise at 15000 Hz, | 0.0378 |
0.0377 |