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Zdroj: PCTuning.cz
Druhý díl megatestu zvukovek Asus Xonar – vyhodnocení | Kapitola 6
Seznam kapitol
V minulém díle našeho megatestu jsme se podívali na první čtyři zvukové karty Asus Xonar. Prošli jsme si situaci na trhu, ukázali trochu teorie a naměřili mnoho a mnoho hodnot. Dnes se podíváme na poslední testované karty a především vyhodnotíme všechny grafy. Takže – která zvukovka Xonar je právě pro vás?
RMAA 96 kHz / 24-bit
Summary
Frequency response (from 40 Hz to 15 kHz), dB | +0.02, -0.01 | Excellent |
Noise level, dB (A) | -101.5 | Excellent |
Dynamic range, dB (A) | 101.5 | Excellent |
THD, % | 0.0010 | Excellent |
THD + Noise, dB (A) | -93.8 | Very good |
IMD + Noise, % | 0.0021 | Excellent |
Stereo crosstalk, dB | -99.1 | Excellent |
IMD at 10 kHz, % | 0.0021 | Excellent |
General performance | Very good |
Frequency response
From 20 Hz to 20 kHz, dB | -0.02, +0.02 |
From 40 Hz to 15 kHz, dB | -0.01, +0.02 |
Noise level
Left | Right | |
RMS power, dB | -102.8 | -102.8 |
RMS power (A-weighted), dB | -101.5 | -101.6 |
Peak level, dB FS | -74.2 | -73.9 |
DC offset, % | -0.0 | -0.0 |
Dynamic range
Left | Right | |
Dynamic range, dB | +103.0 | +103.0 |
Dynamic range (A-weighted), dB | +101.5 | +101.5 |
DC offset, % | -0.00 | -0.00 |
THD + Noise (at -3 dB FS)
Left | Right | |
THD, % | +0.0009 | +0.0010 |
THD + Noise, % | +0.0016 | +0.0017 |
THD + Noise (A-weighted), % | +0.0020 | +0.0021 |
Intermodulation distortion
Left | Right | |
IMD + Noise, % | +0.0022 | +0.0020 |
IMD + Noise (A-weighted), % | +0.0023 | +0.0022 |
Stereo crosstalk
Left | Right | |
Crosstalk at 100 Hz, dB | -96 | -95 |
Crosstalk at 1000 Hz, dB | -99 | -97 |
Crosstalk at 10000 Hz, dB | -96 | -96 |
IMD (swept tones)
Left | Right | |
IMD + Noise at 5000 Hz, | 0.0023 | 0.0022 |
IMD + Noise at 10000 Hz, | 0.0019 | 0.0020 |
IMD + Noise at 15000 Hz, | 0.0021 | 0.0022 |
RMAA 192 kHz / 24-bit
Summary
Frequency response (from 40 Hz to 15 kHz), dB | +0.02, -0.01 | Excellent |
Noise level, dB (A) | -100.8 | Excellent |
Dynamic range, dB (A) | 100.5 | Excellent |
THD, % | 0.0019 | Excellent |
THD + Noise, dB (A) | -90.3 | Very good |
IMD + Noise, % | 0.0028 | Excellent |
Stereo crosstalk, dB | -98.4 | Excellent |
IMD at 10 kHz, % | 0.0029 | Excellent |
General performance | Very good |
Frequency response
From 20 Hz to 20 kHz, dB | -0.02, +0.02 |
From 40 Hz to 15 kHz, dB | -0.01, +0.02 |
Noise level
Left | Right | |
RMS power, dB | -102.1 | -102.1 |
RMS power (A-weighted), dB | -100.7 | -100.8 |
Peak level, dB FS | -74.9 | -74.7 |
DC offset, % | +0.0 | +0.0 |
Dynamic range
Left | Right | |
Dynamic range, dB | +102.2 | +102.1 |
Dynamic range (A-weighted), dB | +100.5 | +100.5 |
DC offset, % | +0.00 | +0.00 |
THD + Noise (at -3 dB FS)
Left | Right | |
THD, % | +0.0017 | +0.0021 |
THD + Noise, % | +0.0023 | +0.0026 |
THD + Noise (A-weighted), % | +0.0029 | +0.0033 |
Intermodulation distortion
Left | Right | |
IMD + Noise, % | +0.0029 | +0.0027 |
IMD + Noise (A-weighted), % | +0.0025 | +0.0025 |
Stereo crosstalk
Left | Right | |
Crosstalk at 100 Hz, dB | -95 | -97 |
Crosstalk at 1000 Hz, dB | -96 | -99 |
Crosstalk at 10000 Hz, dB | -96 | -95 |
IMD (swept tones)
Left | Right | |
IMD + Noise at 5000 Hz, | 0.0032 | 0.0034 |
IMD + Noise at 10000 Hz, | 0.0027 | 0.0026 |
IMD + Noise at 15000 Hz, | 0.0025 | 0.0026 |