de-emphasis pre-emphasis

Pre-emphasis Pre-emphasis refers to boosting the relative amplitudes of the modulating voltage for higher audio frequencies from 2 to approximately 15 KHz. De-emphasis De-emphasis means attenuating those frequencies by the amount by which they are boosted

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  • 請問各位前輩...一般在做高速傳輸時...因為cable是呈現low pass的behavior...我們會將訊號的高頻成分作pre-emphasis或將低頻成分作de-empha...
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    http://wiki.hydrogenaud.io
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