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还是从废柴16/44开始吧. z' C( Q7 V2 ~" ]0 v" k$ B
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Summary| Frequency 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 |
9 F, a E% _$ d$ q5 P | Very good | & ~- y8 y/ i- X5 |$ V+ ]
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
0 |( \1 b }- o% ~! T$ }( Z& P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
5 w! [3 V" l/ S0 R虽然其他指标已经超过了很多声卡的水平( p# a3 {, H* m. b! |
4 V5 e% {( g H" g& ?7 w找个竞争对手,谁呢?就se200的7.1输出吧
# d3 o$ S3 L) K" c8 u4 fSummary| Frequency 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 |
: R9 j0 B8 [- S& ~ | Excellent | IMD的差距足以致命) U5 u; ~1 V# X1 s3 f" L
2 X" N( g# q8 ^) d5 _* L9 {( {: O) S, D那么,16/48如何呢?se200的16/48和16/44差不多的# M; Q) |; S5 V( Q* C: D
不过hdaudio么:
2 ~9 Y7 `9 ]% Y& K% O, _Summary| Frequency 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 |
5 `6 Q5 h7 L$ R W3 @! } | Excellent | 8 z& L$ M J, S& P3 w4 ^6 {" y$ \
注意IMD,已经达到se200 7.1的水平了!: Z, F( i; Z% q6 p
其他数据也不弱!
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不过么,16bit下的测试向来被我无视的:shifty: |
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