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Zdroj: PCTuning.cz
Druhý díl megatestu zvukovek Asus Xonar – vyhodnocení | Kapitola 8
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 44.1 kHz / 16-bit
Summary
Frequency response (from 40 Hz to 15 kHz), dB | +0.03, -0.02 | Excellent |
Noise level, dB (A) | -89.1 | Good |
Dynamic range, dB (A) | 89.2 | Good |
THD, % | 0.0016 | Excellent |
THD + Noise, dB (A) | -82.9 | Good |
IMD + Noise, % | 0.0080 | Very good |
Stereo crosstalk, dB | -83.4 | Very good |
IMD at 10 kHz, % | 0.0086 | Very good |
General performance | Very good |
Frequency response
From 20 Hz to 20 kHz, dB | -0.10, +0.03 |
From 40 Hz to 15 kHz, dB | -0.02, +0.03 |
Noise level
Left | Right | |
RMS power, dB | -90.1 | -90.2 |
RMS power (A-weighted), dB | -89.1 | -89.2 |
Peak level, dB FS | -73.1 | -73.1 |
DC offset, % | -0.0 | -0.0 |
Dynamic range
Left | Right | |
Dynamic range, dB | +90.1 | +90.2 |
Dynamic range (A-weighted), dB | +89.1 | +89.2 |
DC offset, % | -0.00 | -0.00 |
THD + Noise (at -3 dB FS)
Left | Right | |
THD, % | +0.0017 | +0.0016 |
THD + Noise, % | +0.0064 | +0.0063 |
THD + Noise (A-weighted), % | +0.0073 | +0.0071 |
Intermodulation distortion
Left | Right | |
IMD + Noise, % | +0.0080 | +0.0080 |
IMD + Noise (A-weighted), % | +0.0089 | +0.0089 |
Stereo crosstalk
Left | Right | |
Crosstalk at 100 Hz, dB | -82 | -83 |
Crosstalk at 1000 Hz, dB | -83 | -82 |
Crosstalk at 10000 Hz, dB | -92 | -91 |
IMD (swept tones)
Left | Right | |
IMD + Noise at 5000 Hz, | 0.0095 | 0.0092 |
IMD + Noise at 10000 Hz, | 0.0085 | 0.0082 |
IMD + Noise at 15000 Hz, | 0.0083 | 0.0081 |
RMAA 48 kHz / 24-bit
Summary
Frequency response (from 40 Hz to 15 kHz), dB | +0.02, -0.03 | Excellent |
Noise level, dB (A) | -90.1 | Very good |
Dynamic range, dB (A) | 90.1 | Very good |
THD, % | 0.0017 | Excellent |
THD + Noise, dB (A) | -83.6 | Good |
IMD + Noise, % | 0.0065 | Excellent |
Stereo crosstalk, dB | -89.0 | Excellent |
IMD at 10 kHz, % | 0.0070 | Excellent |
General performance | Very good |
Frequency response
From 20 Hz to 20 kHz, dB | -0.12, +0.02 |
From 40 Hz to 15 kHz, dB | -0.03, +0.02 |
Noise level
Left | Right | |
RMS power, dB | -91.6 | -91.8 |
RMS power (A-weighted), dB | -90.0 | -90.2 |
Peak level, dB FS | -71.7 | -71.9 |
DC offset, % | +0.0 | +0.0 |
Dynamic range
Left | Right | |
Dynamic range, dB | +91.6 | +91.7 |
Dynamic range (A-weighted), dB | +90.0 | +90.1 |
DC offset, % | -0.00 | -0.00 |
THD + Noise (at -3 dB FS)
Left | Right | |
THD, % | +0.0017 | +0.0017 |
THD + Noise, % | +0.0055 | +0.0054 |
THD + Noise (A-weighted), % | +0.0067 | +0.0066 |
Intermodulation distortion
Left | Right | |
IMD + Noise, % | +0.0066 | +0.0065 |
IMD + Noise (A-weighted), % | +0.0078 | +0.0076 |
Stereo crosstalk
Left | Right | |
Crosstalk at 100 Hz, dB | -95 | -96 |
Crosstalk at 1000 Hz, dB | -88 | -88 |
Crosstalk at 10000 Hz, dB | -93 | -91 |
IMD (swept tones)
Left | Right | |
IMD + Noise at 5000 Hz, | 0.0069 | 0.0068 |
IMD + Noise at 10000 Hz, | 0.0072 | 0.0071 |
IMD + Noise at 15000 Hz, | 0.0072 | 0.0071 |