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Zdroj: PCTuning.cz
Úvod do zvuku – první díl megatestu karet Asus Xonar | Kapitola 12
Seznam kapitol
Zvukové karty ASUS Xonar již zaujaly v oblasti ozvučení své pevné místo a to právem, jelikož jsou prostě dobré. Uživatelé to vědí, mají je rádi, a tak jsme se podívali podrobně rovnou na všechny jejich modely. Celkem devět karet tvoří současnou nabídku interních zvukovek ASUS, přičemž některé jsou v PCI a jiné v modernějším PCI-E provedení.
RMAA 96 kHz / 24-bit
Summary
Frequency response (from 40 Hz to 15 kHz), dB | +0.02, -0.16 | Very good |
Noise level, dB (A) | -97.1 | Excellent |
Dynamic range, dB (A) | 97.4 | Excellent |
THD, % | 0.0005 | Excellent |
THD + Noise, dB (A) | -91.2 | Very good |
IMD + Noise, % | 0.0038 | Excellent |
Stereo crosstalk, dB | -90.8 | Excellent |
IMD at 10 kHz, % | 0.0028 | Excellent |
General performance | Very good |
Frequency response
From 20 Hz to 20 kHz, dB | -0.28, +0.02 |
From 40 Hz to 15 kHz, dB | -0.16, +0.02 |
Noise level
Left | Right | |
RMS power, dB | -96.0 | -96.0 |
RMS power (A-weighted), dB | -97.2 | -97.1 |
Peak level, dB FS | -73.8 | -73.8 |
DC offset, % | -0.0 | -0.0 |
Dynamic range
Left | Right | |
Dynamic range, dB | +96.1 | +96.0 |
Dynamic range (A-weighted), dB | +97.4 | +97.4 |
DC offset, % | +0.00 | +0.00 |
THD + Noise (at -3 dB FS)
Left | Right | |
THD, % | +0.0007 | +0.0003 |
THD + Noise, % | +0.0032 | +0.0031 |
THD + Noise (A-weighted), % | +0.0028 | +0.0027 |
Intermodulation distortion
Left | Right | |
IMD + Noise, % | +0.0039 | +0.0038 |
IMD + Noise (A-weighted), % | +0.0033 | +0.0033 |
Stereo crosstalk
Left | Right | |
Crosstalk at 100 Hz, dB | -81 | -80 |
Crosstalk at 1000 Hz, dB | -90 | -89 |
Crosstalk at 10000 Hz, dB | -107 | -108 |
IMD (swept tones)
Left | Right | |
IMD + Noise at 5000 Hz, | 0.0027 | 0.0028 |
IMD + Noise at 10000 Hz, | 0.0027 | 0.0027 |
IMD + Noise at 15000 Hz, | 0.0029 | 0.0028 |
RMAA 192 kHz / 24-bit
Summary
Frequency response (from 40 Hz to 15 kHz), dB | +0.02, -0.15 | Very good |
Noise level, dB (A) | -96.6 | Excellent |
Dynamic range, dB (A) | 96.7 | Excellent |
THD, % | 0.0008 | Excellent |
THD + Noise, dB (A) | -90.5 | Very good |
IMD + Noise, % | 0.0037 | Excellent |
Stereo crosstalk, dB | -89.3 | Excellent |
IMD at 10 kHz, % | 0.0030 | Excellent |
General performance | Very good |
Frequency response
From 20 Hz to 20 kHz, dB | -0.28, +0.02 |
From 40 Hz to 15 kHz, dB | -0.15, +0.02 |
Noise level
Left | Right | |
RMS power, dB | -95.6 | -95.4 |
RMS power (A-weighted), dB | -96.7 | -96.5 |
Peak level, dB FS | -72.8 | -72.7 |
DC offset, % | +0.0 | +0.0 |
Dynamic range
Left | Right | |
Dynamic range, dB | +95.8 | +95.6 |
Dynamic range (A-weighted), dB | +96.7 | +96.7 |
DC offset, % | -0.00 | -0.00 |
THD + Noise (at -3 dB FS)
Left | Right | |
THD, % | +0.0010 | +0.0007 |
THD + Noise, % | +0.0032 | +0.0032 |
THD + Noise (A-weighted), % | +0.0030 | +0.0029 |
Intermodulation distortion
Left | Right | |
IMD + Noise, % | +0.0037 | +0.0037 |
IMD + Noise (A-weighted), % | +0.0034 | +0.0035 |
Stereo crosstalk
Left | Right | |
Crosstalk at 100 Hz, dB | -82 | -82 |
Crosstalk at 1000 Hz, dB | -89 | -88 |
Crosstalk at 10000 Hz, dB | -107 | -108 |
IMD (swept tones)
Left | Right | |
IMD + Noise at 5000 Hz, | 0.0030 | 0.0031 |
IMD + Noise at 10000 Hz, | 0.0030 | 0.0030 |
IMD + Noise at 15000 Hz, | 0.0029 | 0.0030 |