关于MX300和SQ2200

jessekelly

达人看看

是不是SQ2200没有子卡接口那的芯片？

) W* |  c* l2 A; @8 x3 O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
& F0 _: u" `7 ?$ @达人看看

是不是SQ2200没有子卡接口那的芯片？

# G, H# |* c. K2 Y5 j/ y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
" \5 m& w" ~9 h$ [" NMx300
# t3 f$ R% }7 `* t( W# e9 PRightMark Audio Analyzer test
! ]! q4 r9 {3 I: q+ w0 J4 A, W8 }
0 e" k9 v' g. \, }
Testing chain: External loopback (line-out - line-in)
+ m2 N5 {/ t/ @6 w) aSampling mode: 16-bit, 44 kHz
+ A& G* M7 Q6 @( D

, u) R5 d- P5 Y8 E! [

; V. ]3 }9 M. s) @# b4 y8 n7 L9 W
4 |; E, ]1 r. \+ H
Summary
Frequency response (from 40 Hz to 15 kHz), dB: +0.14, -0.26 Good
$ B! O6 v( p3 s0 E$ b' VNoise level, dB (A): -88.7 Good
Dynamic range, dB (A): 88.3 Good
1 P' Q: R7 j( c) d- q% V' Y" m( dTHD, %: 0.0065 Very good
( Y( w) h9 N6 G5 NIMD + Noise, %: 0.019 Very good
Stereo crosstalk, dB: -87.4 Excellent
" t/ H) S$ v# @2 n$ Z# y& A4 [8 IIMD at 10 kHz, %: 0.030 Good

jessekelly

Frequence response

jessekelly

Turtle AU8830 外录
RightMark Audio Analyzer test
Testing chain: External loopback (line-out - line-in)
. ]3 O$ a. @, J- M* e+ P/ wSampling mode: 16-bit, 44 kHz
$ e' w) n  @" E7 h5 B7 i
4 H5 N: k9 H' k# t$ k5 [4 eSummary
, [9 t* d7 r' U  i/ c6 ~/ M1 v# sFrequency response (from 40 Hz to 15 kHz), dB: +0.21, -1.29 Average
Noise level, dB (A): -81.2 Good
Dynamic range, dB (A): 80.9 Good
THD, %: 0.0075 Very good
7 G0 W1 \( a5 d& ~( l( r- AIMD + Noise, %: 0.032 Good
1 ?% q% l5 N% H' @# v7 o9 H. lStereo crosstalk, dB: -83.2 Very good
1 d$ H2 ?' i; k1 {, t/ rIMD 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
$ l* A# [7 K0 s/ A2 o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
. l  q" c. y7 q* ?RightMark Audio Analyzer test
* {- t& B: F3 p* \+ d) ~Testing chain: External loopback (line-out - line-in)
1 M: W" X/ w$ P1 i. [Sampling mode: 16-bit, 44 kHz
$ N, m' y6 n3 s- t
Summary
Frequency response (from 40 Hz to 15 kHz), dB: +0 ...

$ V& R' n4 S. u5 x! X:whistling:MX300就是这个水平，，

jessekelly

谁上张原厂卡的ＲＭＡＡ？

jessekelly

自顶一下　。！＃