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本帖最后由 mohuaheng 于 2011-12-4 07:51 编辑
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VIA HD Audio VT2021 16-bit, 44 kHz
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VIA HD Audio VT2021 24-bit, 44 kHz/ z$ q8 u1 x, j
VIA HD Audio VT2021 24-bit, 48 kHz" ~: q% K: U1 r1 j* N8 q
RightMark Audio Analyzer test% ~; o/ u( P5 n2 Q( X- N( g' R! x
Testing chain: External loopback (line-out - line-in)7 s0 s( ~( k6 t Y0 n
Sampling mode: 16-bit, 44 kHz, W+ ?: Y, ^9 ^* Q0 p4 j @9 H+ ?
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SummaryTest | VIA HD Audio VT2021 16-bit, 44 kHz | VIA HD Audio VT2021 16-bit, 48 kHz | VIA HD Audio VT2021 24-bit, 44 kHz | VIA HD Audio VT2021 24-bit, 48 kHz | Frequency response (from 40 Hz to 15 kHz), dB: | +0.04, -0.06 | +0.01, -0.06 | +0.05, -0.06 | +0.01, -0.06 | Noise level, dB (A): | -80.5 | -82.3 | -80.7 | -82.4 | Dynamic range, dB (A): | 80.5 | 82.2 | 80.6 | 82.3 | THD, %: | 0.011 | 0.0038 | 0.011 | 0.0047 | IMD + Noise, %: | 0.031 | 0.025 | 0.031 | 0.024 | Stereo crosstalk, dB: | -79.6 | -80.8 | -80.0 | -80.2 |
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2 L3 [9 I- {) l1 w- v" ~% K) j1 }, k; iFrequency response
3 x c8 ^- t- T& G6 G; \Noise level6 M- i' `" x* L$ w9 b5 h, d
Dynamic range$ f, w1 f( H1 [4 N
THD + Noise (at -3 dB FS) N# m& N1 `+ Y7 U3 q
Intermodulation distortion
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This report was generated by RightMark Audio Analyzer 6.0
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不测了,把我的PCI螺丝给拧滑丝了,郁闷。
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