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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: 1 z" w8 n# {3 A1 y
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kX Wave CT4670 10k1 [9000] 0/1RightMark Audio Analyzer test
0 x3 H! B; @1 x6 W* P' R* j: XTesting chain: External loopback (line-out - line-in)- h9 `9 p2 s% V0 A
Sampling mode: 16-bit, 48 kHz
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% d+ K9 H! a% l5 VSummary ! |* {0 [; T0 a8 ]& q7 X
| 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 |
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General performance: Excellent
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& }& J( [# g/ j8 YFrequency 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]
6 K$ c! w4 Z! i$ d; x| 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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4 H7 G8 v# J8 K: C! I. ~Noise 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]
4 ?7 e! f* O# s4 S, ^) i7 D| 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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B: m4 w. Q# v8 X% K5 Z$ ^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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Intermodulation 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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( ~, u6 _6 ~# t6 u' z2 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]
) d- L- Y7 M/ H2 }% [7 ^9 B| 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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IMD (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 |
% g, _% F3 M% @7 C+ KThis 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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