关于MX300和SQ2200

jessekelly

达人看看
) q2 E( y) s1 l7 d3 V5 Q* ^
! T2 Y7 n8 ~2 W3 S1 _2 M! P" W6 C) ?是不是SQ2200没有子卡接口那的芯片？
- k7 ^) e  E- G3 S& I: A
; ^, @+ b6 u1 y' 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
, b0 Y4 N4 c& E- X. ~达人看看
3 M! d4 v" x/ |# ]3 \
" g9 Y) ~, Z0 {  m是不是SQ2200没有子卡接口那的芯片？

( {7 f5 n5 @8 k+ L# ?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
RightMark Audio Analyzer test
: [% u) v0 ~; \1 i7 n+ {
8 L6 b" k' {) L6 O
Testing chain: External loopback (line-out - line-in)
Sampling mode: 16-bit, 44 kHz




: `4 r$ \6 B0 @: c& d- u, h
6 F: _+ p( H, @, Y
1 \4 d. w/ Y0 ?" h: z- S8 P4 W# H% TSummary
/ a5 w* D' H  t1 SFrequency response (from 40 Hz to 15 kHz), dB: +0.14, -0.26 Good
Noise level, dB (A): -88.7 Good
8 n+ J5 ~$ e7 @9 @Dynamic range, dB (A): 88.3 Good
THD, %: 0.0065 Very good
: Q3 B' Y# p$ t9 o$ G4 h( Z, g6 w* z: ]IMD + Noise, %: 0.019 Very good
% @) r- L% g3 q# a5 a1 X% B' KStereo crosstalk, dB: -87.4 Excellent
IMD at 10 kHz, %: 0.030 Good

jessekelly

Frequence response

jessekelly

Turtle AU8830 外录
" S6 R% |- R; _; c+ ?1 A( i! p" c- hRightMark Audio Analyzer test
Testing chain: External loopback (line-out - line-in)
; A3 ~* q# s$ Q' MSampling mode: 16-bit, 44 kHz
) u) P" q% \" `# Z( x5 b* x
Summary
) a# l5 A2 n; M& yFrequency response (from 40 Hz to 15 kHz), dB: +0.21, -1.29 Average
/ u8 G. w2 G; y! u. `1 G; B& h7 vNoise level, dB (A): -81.2 Good
Dynamic range, dB (A): 80.9 Good
: y9 a3 N" ^" a) z/ YTHD, %: 0.0075 Very good
: \# m& A2 _4 cIMD + Noise, %: 0.032 Good
Stereo crosstalk, dB: -83.2 Very good
0 S+ F; w: \/ U3 r. p& j3 PIMD 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。

. p! K% b6 m( v8 z2 H+ H2 s:thumbsup:～～～～～～

sd-iori

原帖由 jessekelly 于 2006-7-26 14:06 发表
; E3 [" \3 |# j; s7 h+ }  E9 jTurtle AU8830 外录
( g9 j0 e1 A4 f1 ~4 M: `; o1 {( CRightMark Audio Analyzer test
# O: w- w- i  xTesting chain: External loopback (line-out - line-in)
Sampling mode: 16-bit, 44 kHz

- t% J. j: S& |4 o8 W0 tSummary
7 ^7 V7 N1 z! B) ~; fFrequency response (from 40 Hz to 15 kHz), dB: +0 ...

* a) O6 Z1 ^) |* Y:whistling:MX300就是这个水平，，

jessekelly

谁上张原厂卡的ＲＭＡＡ？

jessekelly

自顶一下　。！＃