关于MX300和SQ2200

jessekelly

达人看看

是不是SQ2200没有子卡接口那的芯片？
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* v" x& F1 ^) D% w* f/ z. {如果有子卡接口那的芯片但codec是tritech的28028是不是肯定是寨卡的MX300？

sd-iori

原帖由 jessekelly 于 2006-7-25 20:57 发表
达人看看

是不是SQ2200没有子卡接口那的芯片？
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如果有子卡接口那的芯片但codec是tritech的28028是不是肯定是寨卡的MX300？

9 @. |0 h2 p! u- Q( V不会是tritech的

jessekelly

那么寨卡和原厂mx300听感上有什么区别呢，我看寨卡的RMAA参数也很好嘛，至少比乌龟的8830要好
- E8 o& [6 X, ?/ I9 iMx300
RightMark Audio Analyzer test

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4 B6 ?( ?) j+ d; C% u, ?Testing chain: External loopback (line-out - line-in)
4 ^3 {9 w/ C" U5 ?/ W) ZSampling mode: 16-bit, 44 kHz
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& B0 ]& t( M% W) ^7 T& M8 rSummary
; ]& O  o. S- }, S% J4 vFrequency response (from 40 Hz to 15 kHz), dB: +0.14, -0.26 Good
# H$ r/ e# c3 T. j1 B5 K% O9 PNoise level, dB (A): -88.7 Good
Dynamic range, dB (A): 88.3 Good
8 c% n) e$ @6 u4 \9 D) aTHD, %: 0.0065 Very good
IMD + Noise, %: 0.019 Very good
' V9 E; C8 h! ]5 g5 O8 mStereo crosstalk, dB: -87.4 Excellent
IMD at 10 kHz, %: 0.030 Good

jessekelly

Frequence response

jessekelly

Turtle AU8830 外录
$ ]% Z2 E8 H) i- N/ z/ h5 x& S+ a; YRightMark Audio Analyzer test
Testing chain: External loopback (line-out - line-in)
Sampling mode: 16-bit, 44 kHz
  I" y: \4 L8 N8 V1 r) @- s* F. \
Summary
: Q3 e+ Y% h1 r2 e$ R+ e5 F# [Frequency response (from 40 Hz to 15 kHz), dB: +0.21, -1.29 Average
3 k5 G/ l1 M) P' V+ Q6 M  p9 UNoise level, dB (A): -81.2 Good
Dynamic range, dB (A): 80.9 Good
0 v2 J- l7 S6 }8 HTHD, %: 0.0075 Very good
8 ~( G0 V% b4 t0 I/ a& lIMD + Noise, %: 0.032 Good
Stereo crosstalk, dB: -83.2 Very good
IMD at 10 kHz, %: 0.040 Good

smty1111

寨卡做好了和正品在音质上差别很小的。

sd-iori

原帖由 smty1111 于 2006-7-26 15:43 发表
寨卡做好了和正品在音质上差别很小的。

:thumbsup:～～～～～～

sd-iori

原帖由 jessekelly 于 2006-7-26 14:06 发表
Turtle AU8830 外录
0 z# O( M" D, P. H0 U1 xRightMark Audio Analyzer test
2 ^* w& H. j/ oTesting chain: External loopback (line-out - line-in)
1 o* ?9 T( E& qSampling mode: 16-bit, 44 kHz
# s7 U/ n+ ~! Y3 k! Q
Summary
Frequency response (from 40 Hz to 15 kHz), dB: +0 ...

& S5 g3 ~4 ~# {4 Y4 K' h" `# w: y:whistling:MX300就是这个水平，，

jessekelly

谁上张原厂卡的ＲＭＡＡ？

jessekelly

自顶一下　。！＃