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What is meant by pre-emphasis and de-emphasis?

Answer Posted / dinesh anand

Pre-emphasis

" Improving the signal to noise ratio by increasing
the magnitude of higher frequency signals with respect
to lower frequency signals"

De-emphasis


" Improving the signal to noise ratio by decreasing
the magnitude of higher frequency signals with respect
to lower frequency signals"

Is This Answer Correct ?    403 Yes 37 No



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