|
本帖最后由 gm001301 于 2009-1-26 20:39 编辑 / ~' K# m! K* |. o8 V$ H& o7 A; G
6 Z$ g. S, P v0 }希望和9632、L2 、aes16或者卡豪华比较一下,好确定是否需要再升级了,有的请发个上来看看吧,测试以16bit 44.1和 24bit 44.1为参考。. Z, L' t( j3 n! {+ J w
2 [1 g7 c* Z1 u/ H$ _- Y0 G
& o+ T( ]5 R8 h
RightMark Audio Analyzer test report , W; t T" E! }/ R$ Z
Testing device | Marc2-P Digital Playback | Sampling mode | 16-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 | , h" o" R0 q* x9 Q1 z7 O6 I2 `
- W3 W" O7 S1 h- R5 J
) n0 d$ s4 W* [2 W9 V2 \- m8 P5 A( z
Summary Frequency response (from 40 Hz to 15 kHz), dB | +0.00, -0.00 | Excellent | Noise level, dB (A) | -97.8 | Excellent | Dynamic range, dB (A) | 97.8 | Excellent | THD, % | 0.0003 | Excellent | THD + Noise, dB (A) | -91.9 | Very good | IMD + Noise, % | 0.0035 | Excellent | Stereo crosstalk, dB | -98.7 | Excellent | IMD at 10 kHz, % | 0.0037 | Excellent | General performance |
3 f7 j9 e1 ?7 @, ` | Excellent | ! Z/ l+ g- M' @
0 B, m9 ~. `1 s. ^* m# m6 T' m6 ?6 Y
RightMark Audio Analyzer test report Testing device | Marc2-P Digital Playback | 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 |
0 Z% ^6 h& p# G* l: e5 g
7 U! B$ A9 ?9 o4 m; C8 ]" [
3 N% g i7 G& u8 |4 `8 a& ^( X* L2 P2 d/ \2 W' J
Summary Frequency response (from 40 Hz to 15 kHz), dB | +0.00, -0.00 | Excellent | Noise level, dB (A) | -146.0 | Excellent | Dynamic range, dB (A) | 133.0 | Excellent | THD, % | 0.0000 | Excellent | THD + Noise, dB (A) | -128.2 | Excellent | IMD + Noise, % | 0.0002 | Excellent | Stereo crosstalk, dB | -146.9 | Excellent | IMD at 10 kHz, % | 0.0000 | Excellent | General performance |
; ~7 p, [ n! s6 R | Excellent |
|
|