关于MX300和SQ2200

jessekelly

达人看看

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

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？

/ b6 c, e$ z( ~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
, a- f% |2 }# K2 J, _Mx300
8 u) U  o; @* Y: [! o- eRightMark Audio Analyzer test
, |' U0 b* U0 ]  r
5 n: b) h0 q5 K: H. v  `# F
Testing chain: External loopback (line-out - line-in)
$ }; H: g9 s; sSampling mode: 16-bit, 44 kHz


7 G0 G% h8 n* F( r1 L1 L. C
5 _  |8 _" x* x5 m
# s  f* N* e, l/ t. ~' B! Z
7 E) G8 r# M' P, W
# s+ Z0 u5 q0 r8 Z7 W. U# G& @3 HSummary
9 M3 e! G0 K) }Frequency response (from 40 Hz to 15 kHz), dB: +0.14, -0.26 Good
& s- y% @0 @; ^1 V$ J4 v" b; c* KNoise level, dB (A): -88.7 Good
Dynamic range, dB (A): 88.3 Good
- D0 A2 z  ^8 b9 ^+ hTHD, %: 0.0065 Very good
. L- O0 \: V% c7 n0 _" @; vIMD + Noise, %: 0.019 Very good
0 G& X& Y. F; \& {: JStereo crosstalk, dB: -87.4 Excellent
, S! l/ a) b  S( w1 V0 e+ pIMD at 10 kHz, %: 0.030 Good

jessekelly

Frequence response

jessekelly

Turtle AU8830 外录
* b# j* A( w8 O( f7 E0 }4 bRightMark Audio Analyzer test
0 ]4 V1 v9 Z: ~- n) [1 k+ uTesting chain: External loopback (line-out - line-in)
Sampling mode: 16-bit, 44 kHz
! D" h3 ]! Q7 k: S7 o2 r; m% k9 @
2 w; D9 u; H3 ^/ j( F; G' ySummary
Frequency response (from 40 Hz to 15 kHz), dB: +0.21, -1.29 Average
Noise level, dB (A): -81.2 Good
# G$ t+ p/ |; m% t$ H6 G5 O& c: cDynamic range, dB (A): 80.9 Good
THD, %: 0.0075 Very good
IMD + 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。

) C' R% B5 P1 b% }* p/ G:thumbsup:～～～～～～

sd-iori

原帖由 jessekelly 于 2006-7-26 14:06 发表
Turtle AU8830 外录
; n. t! }5 j# B6 X$ _RightMark Audio Analyzer test
8 q0 J+ I, t& I7 c: y2 ETesting chain: External loopback (line-out - line-in)
( q$ x. d3 ?2 H4 J/ H8 p8 nSampling mode: 16-bit, 44 kHz

+ l& K$ _$ ~9 ^  M/ ~2 E* c& QSummary
8 l/ F! y3 k: F9 a- WFrequency response (from 40 Hz to 15 kHz), dB: +0 ...

& U# e  x2 ~2 C, _) r:whistling:MX300就是这个水平，，

jessekelly

谁上张原厂卡的ＲＭＡＡ？

jessekelly

自顶一下　。！＃