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还是从废柴16/44开始吧
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SummaryFrequency response (from 40 Hz to 15 kHz), dB | +0.06, -0.40 | Good | Noise level, dB (A) | -91.4 | Very good | Dynamic range, dB (A) | 91.2 | Very good | THD, % | 0.0043 | Very good | THD + Noise, dB (A) | -79.8 | Average | IMD + Noise, % | 0.014 | Very good | Stereo crosstalk, dB | -90.4 | Excellent | IMD at 10 kHz, % | 0.110 | Average | General performance | ; `8 K5 c! f* W/ O; X. w, l( B
| Very good |
# V( G, o1 J5 H7 a. i+ K. h% N+ R是不是很糟糕?IMD表现非常弱,就像当初那个解释创新src问题的文章里描述的一样+ U1 K9 E3 q# ?5 s% n
事实证明,HDAUDIO依旧无法绕过传统的SRC问题,16/44注定是垃圾表现( r1 o% A. W) U N; ^
虽然其他指标已经超过了很多声卡的水平: B) b( |% c5 z, G
7 H1 u! K2 `. }* Q找个竞争对手,谁呢?就se200的7.1输出吧' k9 F3 C" [- H" j, _; L
SummaryFrequency response (from 40 Hz to 15 kHz), dB | +0.02, -0.25 | Very good | Noise level, dB (A) | -92.0 | Very good | Dynamic range, dB (A) | 92.0 | Very good | THD, % | 0.0016 | Excellent | THD + Noise, dB (A) | -85.4 | Good | IMD + Noise, % | 0.0074 | Excellent | Stereo crosstalk, dB | -89.1 | Excellent | IMD at 10 kHz, % | 0.0075 | Excellent | General performance | 0 Q2 T# P$ r' q7 u
| Excellent | IMD的差距足以致命
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f* u4 i' [* g7 u; W, m3 Z5 t) _那么,16/48如何呢?se200的16/48和16/44差不多的7 k; @/ S. x+ m
不过hdaudio么:
$ z" E% C& w, F, h- o- F6 bSummaryFrequency response (from 40 Hz to 15 kHz), dB | +0.04, -0.21 | Very good | Noise level, dB (A) | -91.8 | Very good | Dynamic range, dB (A) | 91.7 | Very good | THD, % | 0.0012 | Excellent | THD + Noise, dB (A) | -84.1 | Good | IMD + Noise, % | 0.0080 | Excellent | Stereo crosstalk, dB | -90.1 | Excellent | IMD at 10 kHz, % | 0.0075 | Excellent | General performance |
2 M# ]/ A6 ]; Y4 f+ Z& ? | Excellent | 1 R4 A. [4 Z8 ^# A
注意IMD,已经达到se200 7.1的水平了!
% n0 x- D; H* p( ]! [其他数据也不弱!
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$ w8 m$ ~+ J0 U; m9 v! P4 B不过么,16bit下的测试向来被我无视的:shifty: |
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