| Testing device | ZERO DAC - OPA-SUN 24-bit/96 kHz. |
| 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 |
| Frequency response (from 40 Hz to 15 kHz), dB | +0.10, -0.48 |
Good |
| Noise level, dB (A) | -99.6 |
Excellent |
| Dynamic range, dB (A) | 99.2 |
Excellent |
| THD, % | 0.0025 |
Excellent |
| THD + Noise, dB (A) | -83.5 |
Good |
| IMD + Noise, % | 0.0080 |
Very good |
| Stereo crosstalk, dB | -61.5 |
Average |
| IMD at 10 kHz, % | 0.027 |
Good |
| General performance | Very good |
| From 20 Hz to 20 kHz, dB | -3.33, +0.10 |
| From 40 Hz to 15 kHz, dB | -0.48, +0.10 |
Left |
Right |
|
| RMS power, dB | -99.0 |
-98.2 |
| RMS power (A-weighted), dB | -100.0 |
-99.1 |
| Peak level, dB FS | -84.9 |
-83.9 |
| DC offset, % | -0.0 |
-0.0 |
Left |
Right |
|
| Dynamic range, dB | +98.6 |
+97.6 |
| Dynamic range (A-weighted), dB | +99.6 |
+98.7 |
| DC offset, % | -0.00 |
-0.00 |
Left |
Right |
|
| THD, % | +0.0024 |
+0.0027 |
| THD + Noise, % | +0.0064 |
+0.0068 |
| THD + Noise (A-weighted), % | +0.0066 |
+0.0068 |
Left |
Right |
|
| IMD + Noise, % | +0.0079 |
+0.0082 |
| IMD + Noise (A-weighted), % | +0.0071 |
+0.0078 |
Left |
Right |
|
| Crosstalk at 100 Hz, dB | -59 |
-59 |
| Crosstalk at 1000 Hz, dB | -60 |
-61 |
| Crosstalk at 10000 Hz, dB | -61 |
-61 |
Left |
Right |
|
| IMD + Noise at 5000 Hz, | 0.0150 |
0.0153 |
| IMD + Noise at 10000 Hz, | 0.0286 |
0.0287 |
| IMD + Noise at 15000 Hz, | 0.0382 |
0.0382 |