刚才没事整了一下,用0404测了下44.1 16bit下rmaa,好像低音有点加强的意思,请问一下是不是我测试的方法不对??用的是0404的线输入: g- C* \* z0 i2 t0 H6 a
结果如下0 v- f7 i* M% K3 Y. _
RightMark Audio Analyzer test reportTesting device | E-DSP Wave [A000] | Sampling mode | 16-bit, 44 kHz | Interface | MME | Testing chain | External loopback (line-out - line-in) | RMAA Version | 6.1.0 | | | | | 20 Hz - 20 kHz filter | ON | Normalize amplitude | ON | Level change | -8.3 dB / -7.9 dB | Mono mode | OFF | Calibration singal, Hz | 1000 | Polarity | correct/correct |
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SummaryFrequency response (from 40 Hz to 15 kHz), dB | +2.88, -2.75 | Poor | Noise level, dB (A) | -91.7 | Very good | Dynamic range, dB (A) | 93.1 | Very good | THD, % | 0.0008 | Excellent | THD + Noise, dB (A) | -86.6 | Good | IMD + Noise, % | 0.0074 | Excellent | Stereo crosstalk, dB | -93.4 | Excellent | IMD at 10 kHz, % | 0.0088 | Very good | General performance |
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还有另一个不知名的声卡的测试结果
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4 `$ R ]) f8 x' u! o2 a' O7 p* ERightMark Audio Analyzer test reportTesting device | Envy24 Family Audio (WDM) | Sampling mode | 16-bit, 44 kHz | Interface | MME | Testing chain | External loopback (line-out - line-in) | RMAA Version | 6.1.0 | | | | | 20 Hz - 20 kHz filter | ON | Normalize amplitude | ON | Level change | -6.7 dB / -6.7 dB | Mono mode | OFF | Calibration singal, Hz | 1000 | Polarity | correct/correct | ) c6 G; p8 x) L* @/ S( x9 }
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+ {1 z5 q! D' f4 U; `SummaryFrequency response (from 40 Hz to 15 kHz), dB | +0.10, -0.39 | Good | Noise level, dB (A) | -90.5 | Very good | Dynamic range, dB (A) | 91.4 | Very good | THD, % | 0.0007 | Excellent | THD + Noise, dB (A) | -84.9 | Good | IMD + Noise, % | 0.0078 | Excellent | Stereo crosstalk, dB | -84.6 | Very good | IMD at 10 kHz, % | 0.0075 | Excellent | General performance | 2 u" H3 R, n$ |( E
| Very good |
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