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Zdroj: PCTuning.cz
Druhý díl megatestu zvukovek Asus Xonar – vyhodnocení | Kapitola 3
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, -0.08 | Excellent |
Noise level, dB (A) | -91.0 | Very good |
Dynamic range, dB (A) | 91.2 | Very good |
THD, % | 0.0010 | Excellent |
THD + Noise, dB (A) | -84.8 | Good |
IMD + Noise, % | 0.0072 | Excellent |
Stereo crosstalk, dB | -82.5 | Very good |
IMD at 10 kHz, % | 0.0078 | Excellent |
General performance | Very good |
Frequency response
From 20 Hz to 20 kHz, dB | -0.18, +0.05 |
From 40 Hz to 15 kHz, dB | -0.08, +0.02 |
Noise level
Left | Right | |
RMS power, dB | -90.6 | -90.6 |
RMS power (A-weighted), dB | -91.0 | -91.0 |
Peak level, dB FS | -67.7 | -68.0 |
DC offset, % | -0.0 | -0.0 |
Dynamic range
Left | Right | |
Dynamic range, dB | +90.8 | +90.9 |
Dynamic range (A-weighted), dB | +91.1 | +91.2 |
DC offset, % | +0.00 | +0.00 |
THD + Noise (at -3 dB FS)
Left | Right | |
THD, % | +0.0010 | +0.0010 |
THD + Noise, % | +0.0060 | +0.0059 |
THD + Noise (A-weighted), % | +0.0057 | +0.0057 |
Intermodulation distortion
Left | Right | |
IMD + Noise, % | +0.0073 | +0.0072 |
IMD + Noise (A-weighted), % | +0.0069 | +0.0069 |
Stereo crosstalk
Left | Right | |
Crosstalk at 100 Hz, dB | -78 | -76 |
Crosstalk at 1000 Hz, dB | -82 | -81 |
Crosstalk at 10000 Hz, dB | -87 | -87 |
IMD (swept tones)
Left | Right | |
IMD + Noise at 5000 Hz, | 0.0080 | 0.0080 |
IMD + Noise at 10000 Hz, | 0.0076 | 0.0075 |
IMD + Noise at 15000 Hz, | 0.0079 | 0.0077 |
RMAA 192 kHz / 24-bit
Summary
Frequency response (from 40 Hz to 15 kHz), dB | +0.02, -0.07 | Excellent |
Noise level, dB (A) | -91.0 | Very good |
Dynamic range, dB (A) | 90.9 | Very good |
THD, % | 0.0014 | Excellent |
THD + Noise, dB (A) | -83.0 | Good |
IMD + Noise, % | 0.0078 | Excellent |
Stereo crosstalk, dB | -83.2 | Very good |
IMD at 10 kHz, % | 0.0078 | Excellent |
General performance | Very good |
Frequency response
From 20 Hz to 20 kHz, dB | -1.21, +0.05 |
From 40 Hz to 15 kHz, dB | -0.07, +0.02 |
Noise level
Left | Right | |
RMS power, dB | -90.2 | -90.2 |
RMS power (A-weighted), dB | -91.0 | -91.0 |
Peak level, dB FS | -69.0 | -68.5 |
DC offset, % | +0.0 | +0.0 |
Dynamic range
Left | Right | |
Dynamic range, dB | +90.2 | +90.1 |
Dynamic range (A-weighted), dB | +91.0 | +90.8 |
DC offset, % | -0.00 | -0.00 |
THD + Noise (at -3 dB FS)
Left | Right | |
THD, % | +0.0014 | +0.0013 |
THD + Noise, % | +0.0083 | +0.0081 |
THD + Noise (A-weighted), % | +0.0072 | +0.0070 |
Intermodulation distortion
Left | Right | |
IMD + Noise, % | +0.0078 | +0.0078 |
IMD + Noise (A-weighted), % | +0.0072 | +0.0072 |
Stereo crosstalk
Left | Right | |
Crosstalk at 100 Hz, dB | -83 | -76 |
Crosstalk at 1000 Hz, dB | -83 | -81 |
Crosstalk at 10000 Hz, dB | -85 | -86 |
IMD (swept tones)
Left | Right | |
IMD + Noise at 5000 Hz, | 0.0083 | 0.0083 |
IMD + Noise at 10000 Hz, | 0.0078 | 0.0077 |
IMD + Noise at 15000 Hz, | 0.0076 | 0.0074 |