SPEECH_FlLTER

Published:2009/6/29 23:56:00 Author:May | From:SeekIC

High-pass and low pass filters in cascade provide comer frequencies of 300 and 3000 Hz for limiting audio bandwidth to speech frequencies. Rolloff beyond corners is -40 dB per decade. Input-to-output gain is 1.- Audio Handbook, National Semiconductor, Santa Clara, CA, 1977, p 2-49-2-52.



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