| Testing device | 扬声器 (ASUS Xonar Essence STX |
| Sampling mode | 24-bit, 44 kHz |
| Interface | MME |
| Testing chain | External loopback (line-out - line-in) |
| RMAA Version | 6.2.1 |
| 20 Hz - 20 kHz filter | ON |
| Normalize amplitude | OFF |
| Level change | -0.0 dB / -0.0 dB |
| Mono mode | OFF |
| Calibration singal, Hz | 1000 |
| Polarity | correct/correct |
| Frequency response (from 40 Hz to 15 kHz), dB | +0.00, -0.00 | Excellent |
| Noise level, dB (A) | -99.7 | Excellent |
| Dynamic range, dB (A) | 99.6 | Excellent |
| THD, % | 0.0003 | Excellent |
| THD + Noise, dB (A) | -93.5 | Very good |
| IMD + Noise, % | 0.0038 | Excellent |
| Stereo crosstalk, dB | -97.5 | Excellent |
| IMD at 10 kHz, % | 0.0028 | Excellent |
| General performance | 2 ^! I; S/ y1 m0 O' V$ p1 F2 _8 I | Excellent |
数据是根底,虽然受录音部分限制,不过这个卡说明一个问题~~电脑环境和电源对声音影响有多大。 5 f+ ~' U+ a9 Z5 F. O7 M
7 K5 J1 B+ g' U9 R# A
不过可以换运放还是很好玩的,外接电源对很多人来说也有玩头$ O" U; I( N1 |8 ~8 y
lucaa 发表于 2009-2-26 20:55
手里也有着卡~~测试图一样,模块电源换个口声音平衡失调,考验电源啊。 6 M: l7 a* o7 ?- t* p: O
另,华硕的PDF上说三个运放插槽给运放的电有12V: A6 d% e4 L( u9 X: a2 c9 I' @' F8 q
lucaa 发表于 2009-2-27 00:38
不知道楼主是用什么版本的RMAA测的) W/ O# G+ ^! d" M; ~. p) }3 w
6.0以上开24BIT测的话频响范围是超过20KHZ的,图里最高只到20KHZ
然后,24BIT下动态没超过100DB实在不怎样....
jjx01 发表于 2009-2-27 17:29
X-FI MUSIC自卡输出自卡输入的测试里动态和噪音都能过100DB的
那个频响很奇妙....+ T/ i; {" q' y9 O, t. p [
jjx01 发表于 2009-2-27 21:51
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