RightMark Audio Analyzer test report
| Testing device | Silent-Box TDA7294 10W 8 Ohm |
| Sampling mode | 16-bit, 44 kHz |
| Interface | E-MU 0404PCI |
| Testing chain | External loopback (line-out - line-in) |
| RMAA Version | 6.4.2 |
| 20 Hz - 20 kHz filter | ON |
| Normalize amplitude | ON |
| Level change | -0.1 dB / -0.1 dB |
| Mono mode | ON |
| Calibration singal, Hz | 1000 |
| Polarity | correct/correct |
Summary
| Frequency response (from 40 Hz to 15 kHz), dB | +0.05, -0.36 |
Good |
| Noise level, dB (A) | -94.6 |
Very good |
| Dynamic range, dB (A) | 94.5 |
Very good |
| THD, % | 0.0062 |
Very good |
| THD + Noise, dB (A) | -80.8 |
Good |
| IMD + Noise, % | 0.0075 |
Excellent |
| Stereo crosstalk, dB | N/A |
N/A |
| IMD at 10 kHz, % | 0.012 |
Very good |
| General performance | Very good |
Frequency response
Left |
Right |
|
| From 20 Hz to 20 kHz, dB | -0.75, +0.05 |
-0.75, +0.05 |
| From 40 Hz to 15 kHz, dB | -0.36, +0.05 |
-0.36, +0.05 |
Noise level
Left |
Right |
|
| RMS power, dB | -92.4 |
-92.4 |
| RMS power (A-weighted), dB | -94.6 |
-94.6 |
| Peak level, dB FS | -79.4 |
-79.4 |
| DC offset, % | -0.0 |
-0.0 |
Dynamic range
Left |
Right |
|
| Dynamic range, dB | +92.3 |
+92.3 |
| Dynamic range (A-weighted), dB | +94.5 |
+94.5 |
| DC offset, % | -0.00 |
-0.00 |
THD + Noise (at -3 dB FS)
Left |
Right |
|
| THD, % | +0.0062 |
+0.0062 |
| THD + Noise, % | +0.0079 |
+0.0079 |
| THD + Noise (A-weighted), % | +0.0091 |
+0.0091 |
Intermodulation distortion
Left |
Right |
|
| IMD + Noise, % | +0.0075 |
+0.0075 |
| IMD + Noise (A-weighted), % | +0.0058 |
+0.0058 |
IMD (swept tones)
Left |
Right |
|
| IMD + Noise at 5000 Hz, | 0.0103 |
0.0103 |
| IMD + Noise at 10000 Hz, | 0.0101 |
0.0101 |
| IMD + Noise at 15000 Hz, | 0.0141 |
0.0141 |