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What is an acceptable distortion level?

April 26, 2017acceptable distortion level

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What is an acceptable distortion level?

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A good sound card should give a distortion level of 3-15%. Note that, in particular, the distortion will inevitably be higher if the sound card is only sampling at 11KHz rather than 22KHz or 44KHz. It will also be higher if the calibration frequency is lower than the standard frequency of 1KHz.