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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:
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kX Wave CT4670 10k1 [9000] 0/1RightMark Audio Analyzer test
7 z `% e5 g; q! aTesting chain: External loopback (line-out - line-in)# A+ [3 a; d+ ?9 J' f. b
Sampling mode: 16-bit, 48 kHz+ r: x' C6 \! P
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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: Excellent2 z3 X- y9 m0 }5 w2 N* J
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5 W7 K- G9 L% H ?4 h; c9 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 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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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]
7 [: x C! y8 j9 L* F0 v- m2 KParameter | 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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& L2 r9 M; m4 w6 r+ NDynamic 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]
j$ _; Y, R3 a4 MParameter | 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]
, X9 Y4 E/ i& r) i, cParameter | 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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I# Q4 E% h# y4 `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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Stereo 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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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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3 I: y: S* ]8 T. K% V ]& `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 |
; Z7 X6 `8 }3 dThis 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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