关于MX300和SQ2200

jessekelly

达人看看

+ A) p4 J* W7 X; Z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？

sd-iori

原帖由 jessekelly 于 2006-7-25 20:57 发表
+ |5 X; G2 P' G5 w- Y) G达人看看

0 x2 _- _6 d* a8 \! W  M* b是不是SQ2200没有子卡接口那的芯片？
, [7 h: K) ~0 A4 p
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？

% c, h5 O: L) D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
* v' v6 C3 w; @% nMx300
RightMark Audio Analyzer test

! s8 P; N, N6 P; M, M4 b2 g
% b" j+ _; K9 I7 v( S& P/ WTesting chain: External loopback (line-out - line-in)
) T" h* ?/ V% F8 i8 QSampling mode: 16-bit, 44 kHz


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Summary
5 ]4 U2 a1 N5 [5 X" N* {- B" C6 m. {Frequency response (from 40 Hz to 15 kHz), dB: +0.14, -0.26 Good
Noise level, dB (A): -88.7 Good
" _1 h3 j% C- W" [4 z* Q$ mDynamic range, dB (A): 88.3 Good
7 n; s: G. I( b/ _THD, %: 0.0065 Very good
+ N( J7 ~1 D* U( ?6 _IMD + Noise, %: 0.019 Very good
/ L( f+ s- T: u5 m! m( L; D# W+ gStereo crosstalk, dB: -87.4 Excellent
9 u* s$ Q. C" z3 I/ N5 |; R% yIMD at 10 kHz, %: 0.030 Good

jessekelly

Frequence response

jessekelly

Turtle AU8830 外录
RightMark Audio Analyzer test
  L/ X# O9 V- b9 X# CTesting chain: External loopback (line-out - line-in)
+ X' L1 q! Q8 I" bSampling mode: 16-bit, 44 kHz
" H8 r, j* G0 q% D1 Q( o4 I
Summary
Frequency response (from 40 Hz to 15 kHz), dB: +0.21, -1.29 Average
Noise level, dB (A): -81.2 Good
# p% k, g1 T# s: ^' z; Q8 JDynamic range, dB (A): 80.9 Good
3 l7 s2 r. `4 {! S+ _- P% r7 T" hTHD, %: 0.0075 Very good
IMD + Noise, %: 0.032 Good
5 h4 p. n, u4 T% x# R! y% |& qStereo 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
# B( _0 r1 I( ]+ j; l寨卡做好了和正品在音质上差别很小的。

% z. y/ ^" t1 j5 v2 d:thumbsup:～～～～～～

sd-iori

原帖由 jessekelly 于 2006-7-26 14:06 发表
Turtle AU8830 外录
/ a- d9 t! f# L! a* DRightMark Audio Analyzer test
Testing chain: External loopback (line-out - line-in)
' I0 J9 Q3 ]3 `- F- }: g+ d. u7 kSampling mode: 16-bit, 44 kHz

Summary
0 m& N) O$ ^) O0 T) kFrequency response (from 40 Hz to 15 kHz), dB: +0 ...

9 ^( E+ E5 x; h8 ?# }5 @3 s+ r:whistling:MX300就是这个水平，，

jessekelly

谁上张原厂卡的ＲＭＡＡ？

jessekelly

自顶一下　。！＃