关于MX300和SQ2200

jessekelly

达人看看
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是不是SQ2200没有子卡接口那的芯片？

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

' A5 |4 ?; w7 }; `9 x! @# `) {. {是不是SQ2200没有子卡接口那的芯片？

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？

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
Mx300
1 t7 n0 L4 r) @9 f0 O6 e! D+ E! Y  ORightMark Audio Analyzer test
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2 b# L- _$ q! `" C- w0 O+ F$ @/ TTesting chain: External loopback (line-out - line-in)
$ f  _% n$ \  d4 L1 F  zSampling mode: 16-bit, 44 kHz

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Summary
Frequency response (from 40 Hz to 15 kHz), dB: +0.14, -0.26 Good
+ \  {( N! ~7 ?, V( y5 }9 m- CNoise level, dB (A): -88.7 Good
Dynamic range, dB (A): 88.3 Good
, H! d+ `* C1 S, o3 l, Y2 h3 `THD, %: 0.0065 Very good
IMD + Noise, %: 0.019 Very good
Stereo crosstalk, dB: -87.4 Excellent
IMD at 10 kHz, %: 0.030 Good

jessekelly

Frequence response

jessekelly

Turtle AU8830 外录
RightMark Audio Analyzer test
. ~6 }8 m+ e9 c  k# o& jTesting chain: External loopback (line-out - line-in)
Sampling mode: 16-bit, 44 kHz

/ p% ~' x* |( }" E, o4 `( O' `Summary
0 t4 d: a( e6 C; ?  F$ U& qFrequency response (from 40 Hz to 15 kHz), dB: +0.21, -1.29 Average
# \1 ~5 M7 j7 Y! j6 a2 X6 t) g) ?Noise level, dB (A): -81.2 Good
Dynamic range, dB (A): 80.9 Good
THD, %: 0.0075 Very good
3 l/ ]1 v0 p$ z5 WIMD + Noise, %: 0.032 Good
. |& k  t2 n" k6 _0 N% ^Stereo crosstalk, dB: -83.2 Very good
1 c$ ~* W$ l; e$ XIMD 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
; n3 O2 H. @- y% r7 ?+ b寨卡做好了和正品在音质上差别很小的。

& J4 C- t5 `  S3 i4 i, C:thumbsup:～～～～～～

sd-iori

原帖由 jessekelly 于 2006-7-26 14:06 发表
Turtle AU8830 外录
RightMark Audio Analyzer test
# O. u% ?6 Z. r% z8 w, G6 BTesting chain: External loopback (line-out - line-in)
Sampling mode: 16-bit, 44 kHz

Summary
Frequency response (from 40 Hz to 15 kHz), dB: +0 ...

8 r, s' b! {- G+ @8 i% {:whistling:MX300就是这个水平，，

jessekelly

谁上张原厂卡的ＲＭＡＡ？

jessekelly

自顶一下　。！＃