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标题: 怎么没人评论这个？是不是测错了 [打印本页]
作者: bear437 时间: 2007-7-11 11:51
标题: 怎么没人评论这个？是不是测错了
我的4670在kx的测试，怎么样？？:unsure: :huh: " Q. Q% i3 P$ V8 f- M* {
* S6 B/ V+ \! s0 i. o/ ~kX Wave CT4670 10k1 [9000] 0/1RightMark Audio Analyzer test
4 |4 r( g7 f, ?8 ZTesting chain: External loopback (line-out - line-in)
9 g4 m/ H" n0 h/ z) _Sampling mode: 16-bit, 48 kHz
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Summary
; O) T& w' C( r H1 o| 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): | 95.7 | Excellent |
| THD, %: | 0.0015 | Excellent |
| IMD, %: | 0.0045 | Excellent |
| Stereo crosstalk, dB: | -101.0 | Excellent |
| IMD at 10 kHz, %: | 0.0053 | Excellent |
% H" W! C' q1 G }8 OGeneral performance: Excellent
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Frequency response [img=512,324]file:///F:/SOFTWARE/系统硬件测试/声卡测试/创新声卡/kX%20Wave%20CT4670%2010k1%20[9000]%200_1/fr.png[/img]
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| Frequency range | Response |
| From 20 Hz to 20 kHz, dB | -0.00, +0.01 |
| From 40 Hz to 15 kHz, dB | -0.00, +0.00 |
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# j2 ^( B' a8 jNoise level [img=512,324]file:///F:/SOFTWARE/系统硬件测试/声卡测试/创新声卡/kX%20Wave%20CT4670%2010k1%20[9000]%200_1/noise.png[/img]
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| Parameter | Left | Right |
| RMS power, dB: | -98.6 | -98.6 |
| RMS power (A-weighted), dB: | -99.7 | -99.7 |
| Peak level, dB FS: | -89.4 | -89.4 |
| DC offset, %: | -0.00 | -0.00 |
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Dynamic range [img=512,324]file:///F:/SOFTWARE/系统硬件测试/声卡测试/创新声卡/kX%20Wave%20CT4670%2010k1%20[9000]%200_1/dynamics.png[/img]
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| Parameter | Left | Right |
| Dynamic range, dB: | +94.6 | +94.6 |
| Dynamic range (A-weighted), dB: | +95.7 | +95.7 |
| DC offset, %: | -0.00 | -0.00 |
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THD + Noise (at -3 dB FS) [img=512,324]file:///F:/SOFTWARE/系统硬件测试/声卡测试/创新声卡/kX%20Wave%20CT4670%2010k1%20[9000]%200_1/thd.png[/img]
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| Parameter | Left | Right |
| THD, %: | 0.0015 | 0.0015 |
| THD + Noise, %: | 0.0036 | 0.0036 |
| THD + Noise (A-weighted), %: | 0.0033 | 0.0033 |
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+ J! V9 d" [1 l- u% v/ ~# i B% f3 LIntermodulation distortion [img=512,324]file:///F:/SOFTWARE/系统硬件测试/声卡测试/创新声卡/kX%20Wave%20CT4670%2010k1%20[9000]%200_1/imd.png[/img]
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| Parameter | Left | Right |
| IMD + Noise, %: | 0.0045 | 0.0045 |
| IMD + Noise (A-weighted), %: | 0.0039 | 0.0039 |
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: e; i* z, y! g. i0 I. ?/ sStereo crosstalk [img=512,324]file:///F:/SOFTWARE/系统硬件测试/声卡测试/创新声卡/kX%20Wave%20CT4670%2010k1%20[9000]%200_1/cross.png[/img]
1 L4 N1 U6 ~2 R, L3 C9 p| Parameter | L <- R | L -> R |
| Crosstalk at 100 Hz, dB: | -103 | -101 |
| Crosstalk at 1 kHz, dB: | -100 | -99 |
| Crosstalk at 10 kHz, dB: | -96 | -97 |
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! o: ~' x9 n3 `, PIMD (swept tones) [img=512,324]file:///F:/SOFTWARE/系统硬件测试/声卡测试/创新声卡/kX%20Wave%20CT4670%2010k1%20[9000]%200_1/imdswept.png[/img]
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| Parameter | Left | Right |
| IMD + Noise at 5 kHz, %: | 0.0053 | 0.0053 |
| IMD + Noise at 10 kHz, %: | 0.0053 | 0.0053 |
| IMD + Noise at 15 kHz, %: | 0.0052 | 0.0052 |
1 V+ U1 R2 T/ F4 y) Y1 X% \This report was generated by RightMark Audio Analyzer 5.4
作者: bear437 时间: 2007-7-11 12:01
测试时是不是什么设置错误了
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