3_kHz_NOTCH

Published:2009/7/2 8:37:00 Author:May | From:SeekIC

Uses three sections of National LM324 quad opamp to provide fixed center frequency of 3 kHz for notch. Single supply can be 5-25 V.-P. A. Lovelock, Discrete Operational Amplifier Active Filters, Ham Radio, Feb. 1978, p 70-73.



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