Testing device | Silent-Box SBox6120 Headphone AMP |
Sampling mode | 16-bit, 44 kHz |
Interface | ASIO E-MU 0404PCI |
Testing chain | External loopback (line-out - line-in) |
RMAA Version | 6.4.5 |
20 Hz - 20 kHz filter | ON |
Normalize amplitude | ON |
Level change | -0.4 dB / -0.3 dB |
Mono mode | OFF |
Calibration singal, Hz | 1000 |
Polarity | correct/correct |
Frequency response (from 40 Hz to 15 kHz), dB | +0.15, -0.12 |
Very good |
Noise level, dB (A) | -96.3 |
Excellent |
Dynamic range, dB (A) | 96.4 |
Excellent |
THD, % | 0.00071 |
Excellent |
THD + Noise, dB (A) | -89.6 |
Good |
IMD + Noise, % | 0.00468 |
Excellent |
Stereo crosstalk, dB | -83.1 |
Very good |
IMD at 10 kHz, % | 0.00482 |
Excellent |
General performance | Very good |
Left |
Right |
|
From 20 Hz to 20 kHz, dB | -0.33, +0.23 |
-0.27, +0.28 |
From 40 Hz to 15 kHz, dB | -0.12, +0.15 |
-0.05, +0.20 |
Left |
Right |
|
RMS power, dB | -94.4 |
-94.7 |
RMS power (A-weighted), dB | -96.3 |
-96.4 |
Peak level, dB FS | -82.2 |
-82.2 |
DC offset, % | -0.0 |
-0.0 |
Left |
Right |
|
Dynamic range, dB | +94.6 |
+95.0 |
Dynamic range (A-weighted), dB | +96.3 |
+96.4 |
DC offset, % | -0.00 |
-0.00 |
Left |
Right |
|
THD, % | 0.00067 |
0.00075 |
THD + Noise, % | 0.00396 |
0.00380 |
THD + Noise (A-weighted), % | 0.00330 |
0.00331 |
Left |
Right |
|
IMD + Noise, % | 0.00480 |
0.00456 |
IMD + Noise (A-weighted), % | 0.00396 |
0.00391 |
Left |
Right |
|
Crosstalk at 100 Hz, dB | -82 |
-82 |
Crosstalk at 1000 Hz, dB | -82 |
-82 |
Crosstalk at 10000 Hz, dB | -72 |
-74 |
Left |
Right |
|
IMD + Noise at 5000 Hz, | 0.00480 |
0.00473 |
IMD + Noise at 10000 Hz, | 0.00470 |
0.00469 |
IMD + Noise at 15000 Hz, | 0.00490 |
0.00509 |