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
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RightMark Audio Analyzer test report| Testing 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 | 6 `) c) N7 c8 D$ l+ x1 {
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Summary| Frequency 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 | ! y0 ^' I$ [' g1 D& M
| Very good |
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还有另一个不知名的声卡的测试结果1 r* E' z- {, c( F! h+ o, \# H9 |
* X0 d& u( K2 M+ x) n" Y, DRightMark Audio Analyzer test report| Testing 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 |
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Summary| Frequency 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 |
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