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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, -0.00Excellent
Noise level, dB (A):-99.7Excellent
Dynamic range, dB (A):95.7Excellent
THD, %:0.0015Excellent
IMD, %:0.0045Excellent
Stereo crosstalk, dB:-101.0Excellent
IMD at 10 kHz, %:0.0053Excellent
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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]

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Frequency rangeResponse
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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ParameterLeftRight
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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ParameterLeftRight
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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ParameterLeftRight
THD, %:0.00150.0015
THD + Noise, %:0.00360.0036
THD + Noise (A-weighted), %:0.00330.0033

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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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ParameterLeftRight
IMD + Noise, %:0.00450.0045
IMD + Noise (A-weighted), %:0.00390.0039

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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]

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ParameterL <- RL -> 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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ParameterLeftRight
IMD + Noise at 5 kHz, %:0.00530.0053
IMD + Noise at 10 kHz, %:0.00530.0053
IMD + Noise at 15 kHz, %:0.00520.0052

% 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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