Testing device | スピーカーとデュアル ヘッドフォ |
Sampling mode | 24-bit, 192 kHz |
Interface | MME |
Testing chain | External loopback (line-out - line-in) |
RMAA Version | 6.2.3 |
20 Hz - 20 kHz filter | ON |
Normalize amplitude | ON |
Level change | -0.1 dB / 0.0 dB |
Mono mode | OFF |
Calibration singal, Hz | 1000 |
Polarity | inverted/inverted |
Frequency response (from 40 Hz to 15 kHz), dB | +0.23, -0.40 |
Good |
Noise level, dB (A) | -72.2 |
Average |
Dynamic range, dB (A) | 71.7 |
Average |
THD, % | 0.012 |
Good |
THD + Noise, dB (A) | -65.4 |
Average |
IMD + Noise, % | 0.061 |
Good |
Stereo crosstalk, dB | -50.4 |
Poor |
IMD at 10 kHz, % | 0.059 |
Good |
General performance | Average |
From 20 Hz to 20 kHz, dB | -1.18, +0.23 |
From 40 Hz to 15 kHz, dB | -0.40, +0.23 |
Left |
Right |
|
RMS power, dB | -71.9 |
-71.9 |
RMS power (A-weighted), dB | -72.2 |
-72.2 |
Peak level, dB FS | -39.2 |
-38.9 |
DC offset, % | -1.1 |
-1.1 |
Left |
Right |
|
Dynamic range, dB | +71.3 |
+71.2 |
Dynamic range (A-weighted), dB | +71.7 |
+71.8 |
DC offset, % | -1.12 |
-1.10 |
Left |
Right |
|
THD, % | +0.0126 |
+0.0121 |
THD + Noise, % | +0.0601 |
+0.0594 |
THD + Noise (A-weighted), % | +0.0544 |
+0.0532 |
Left |
Right |
|
IMD + Noise, % | +0.0618 |
+0.0611 |
IMD + Noise (A-weighted), % | +0.0636 |
+0.0624 |
Left |
Right |
|
Crosstalk at 100 Hz, dB | -48 |
-48 |
Crosstalk at 1000 Hz, dB | -49 |
-50 |
Crosstalk at 10000 Hz, dB | -49 |
-49 |
Left |
Right |
|
IMD + Noise at 5000 Hz, | 0.0609 |
0.0599 |
IMD + Noise at 10000 Hz, | 0.0587 |
0.0578 |
IMD + Noise at 15000 Hz, | 0.0602 |
0.0580 |