RMAA了0404这卡，真恶心。
使用厂家rmaa预设文件天知道他们怎么能测的，模拟口输出能力实在太弱 难怪他们说这卡直推耳机无力 line out>line in ，录音电平推到最大也只有-12db，且输出不平衡，所以说直连根本不能测。
Testing device扬声器 (E-MU E-DSP Audio ProcesSampling mode24-bit, 48 kHzInterfaceMMETesting chainExternal loopback (line-out - line-in)RMAA Version6.2.3 20 Hz - 20 kHz filterONNormalize amplitudeONLevel change-12.1 dB / -11.9 dBMono modeOFFCalibration singal, Hz1000Polarity inverted/inverted
Summary
Frequency response (from 40 Hz to 15 kHz), dB+0.10, -0.07Very goodNoise level, dB (A)-81.9GoodDynamic range, dB (A)81.8GoodTHD, %0.233PoorTHD + Noise, dB (A)-50.3PoorIMD + Noise, %0.236AverageStereo crosstalk, dB-52.8PoorIMD at 10 kHz, %0.151AverageGeneral performance Average
输出加前级后电平才OK
RightMark Audio Analyzer test report
Testing deviceÑïÉùÆ÷ (E-MU E-DSP Audio ProcesSampling mode24-bit, 44 kHzInterfaceMMETesting chainExternal loopback (line-out - line-in)RMAA Version6.2.3 20 Hz - 20 kHz filterONNormalize amplitudeONLevel change-0.1 dB / -0.2 dBMono modeOFFCalibration singal, Hz1000Polarity correct/correct
Summary
Frequency response (from 40 Hz to 15 kHz), dB+0.09, -0.08Very goodNoise level, dB (A)-88.4GoodDynamic range, dB (A)88.2GoodTHD, %0.490PoorTHD + Noise, dB (A)-43.9Very poorIMD + Noise, %0.463PoorStereo crosstalk, dB-50.9PoorIMD at 10 kHz, %0.419PoorGeneral performance Good
加了外置DAC以后(输入不变)
RightMark Audio Analyzer test report
Testing deviceÑïÉùÆ÷ (E-MU E-DSP Audio ProcesSampling mode24-bit, 44 kHzInterfaceMMETesting chainExternal loopback (line-out - line-in)RMAA Version6.2.3 20 Hz - 20 kHz filterONNormalize amplitudeONLevel change-0.6 dB / -0.3 dBMono modeOFFCalibration singal, Hz1000Polarity correct/correct
Summary
Frequency response (from 40 Hz to 15 kHz), dB+0.10, -0.69GoodNoise level, dB (A)-89.7GoodDynamic range, dB (A)89.5GoodTHD, %0.0098Very goodTHD + Noise, dB (A)-76.7AverageIMD + Noise, %0.016Very goodStereo crosstalk, dB-84.8Very goodIMD at 10 kHz, %0.011Very goodGeneral performance Very good
把外置DAC信号源换成板载声卡SPDIF（输入不变）
RightMark Audio Analyzer test report
Testing device数字音频(S/PDIF) (High DefinitiSampling mode24-bit, 44 kHzInterfaceMMETesting chainExternal loopback (line-out - line-in)RMAA Version6.2.3 20 Hz - 20 kHz filterONNormalize amplitudeONLevel change-0.6 dB / -0.3 dBMono modeOFFCalibration singal, Hz1000Polarity correct/correct
Summary
Frequency response (from 40 Hz to 15 kHz), dB+0.13, -0.97AverageNoise level, dB (A)-90.1Very goodDynamic range, dB (A)89.8GoodTHD, %0.0098Very goodTHD + Noise, dB (A)-76.8AverageIMD + Noise, %0.016Very goodStereo crosstalk, dB-85.2ExcellentIMD at 10 kHz, %0.011Very goodGeneral performance Very good
换成A卡HTPC输出（输入不变）
RightMark Audio Analyzer test report
Testing deviceATI HDMI Output (ATI High DefinSampling mode24-bit, 44 kHzInterfaceMMETesting chainExternal loopback (line-out - line-in)RMAA Version6.2.3 20 Hz - 20 kHz filterONNormalize amplitudeONLevel change-0.1 dB / -0.0 dBMono modeOFFCalibration singal, Hz1000Polarity correct/correct
Summary
Frequency response (from 40 Hz to 15 kHz), dB+0.05, -0.26Very goodNoise level, dB (A)-91.3Very goodDynamic range, dB (A)91.3Very goodTHD, %0.025GoodTHD + Noise, dB (A)-69.9AverageIMD + Noise, %0.058GoodStereo crosstalk, dB-87.2ExcellentIMD at 10 kHz, %0.074GoodGeneral performance Good
换另一块外置独立供电的声卡外线录
RightMark Audio Analyzer test report
Testing device1-2 (VS-100)Sampling mode24-bit, 44 kHzInterfaceMMETesting chainExternal loopback (line-out - line-in)RMAA Version6.2.3 20 Hz - 20 kHz filterONNormalize amplitudeONLevel change-0.0 dB / -0.0 dBMono modeOFFCalibration singal, Hz1000Polarity correct/correct
Summary
Frequency response (from 40 Hz to 15 kHz), dB+0.01, -0.13ExcellentNoise level, dB (A)-104.3ExcellentDynamic range, dB (A)104.2ExcellentTHD, %0.0032Very goodTHD + Noise, dB (A)-85.6GoodIMD + Noise, %0.0052ExcellentStereo crosstalk, dB-93.8ExcellentIMD at 10 kHz, %0.0037ExcellentGeneral performance Very good
另一块卡使用内录，JS就这样测的。。。
RightMark Audio Analyzer test report
Testing device1-2 (VS-100)Sampling mode24-bit, 44 kHzInterfaceMMETesting chainExternal loopback (line-out - line-in)RMAA Version6.2.3 20 Hz - 20 kHz filterONNormalize amplitudeONLevel change-0.0 dB / -0.0 dBMono modeOFFCalibration singal, Hz1000Polarity correct/correct
Summary
Frequency response (from 40 Hz to 15 kHz), dB+0.00, -0.00ExcellentNoise level, dB (A)-101.4ExcellentDynamic range, dB (A)103.6ExcellentTHD, %0.0007ExcellentTHD + Noise, dB (A)-97.0ExcellentIMD + Noise, %0.0021ExcellentStereo crosstalk, dB-102.2ExcellentIMD at 10 kHz, %0.0021ExcellentGeneral performance Excellent
自己line out->line in不就自攻自受了么，成绩怎么会好 0404本来就不是拿来直推耳机用的卡呀…… RMAA本来就不能代表任何意义…… 还是别玩内置卡了，没前途的，哪怕是万元级别的内置卡 0550使用者路过，表示毫无压力~ 白色0404 USB飘过，同样毫无压力～
页:
[1]