本帖最后由 ITANIUM2 于 2010-11-13 17:23 编辑 ! V7 E; @# a; L n0 q+ A
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http://erji.net/read.php?tid=949422&;page=e&#a
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RMAA测试,win7 SRC和Xfi SRC比较 8 y+ g& m' V0 l
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描述:Frequency response 图片: - u0 b) ~, m _% t u9 x D) n
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描述:Dynamic range
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; ?# v5 D: p4 H% K! t, E1 }( v描述:THD + Noise (at -3 dB FS)" X4 \8 d/ N( f+ `0 C; A
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/ |1 u4 W2 ~. B# m- b: V3 L描述:Intermodulation distortion
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描述:Stereo crosstalk
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描述:Noise level) Y9 b6 e6 E) U* h/ B
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! Y# a* g6 H" S千万不要太把win7的src当回事啊。。。什么win7软件src秒神马神马的。。。 ) K6 X, [0 g2 m2 y
: Z* K, A! }' a/ A9 o. a. iwin 7 SRC 44.1 to 48
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RightMark Audio Analyzer test $ z0 y+ V- ^/ ]2 T. \7 o* E( s
Testing chain: internal0 Q; o) K, j3 y; q, f5 _
Sampling mode: 16-bit, 44 kHz$ ]9 h. N; a7 H3 i5 h6 q. D
Summary | Test | win 7 SRC 44.1 to 48 | X-Fi SRC 44.1 to 48 | | Frequency response (from 40 Hz to 15 kHz), dB: | +0.14, -0.08 | +0.00, -0.00 | | Noise level, dB (A): | -94.2 | -94.3 | | Dynamic range, dB (A): | 94.2 | 94.3 | | THD, %: | 0.095 | 0.0006 | | IMD + Noise, %: | 0.207 | 0.0053 | | Stereo crosstalk, dB: | -95.1 | -94.1 |
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