Bandwidth adjustable audio filter circuit with the 900Hz center frequency

Published:2011/6/23 21:19:00 Author:TaoXi | Keyword: Bandwidth, adjustable, audio filter, 900Hz, center frequency | From:SeekIC

This circuit uses the Wien-bridge, it has the adjustable bandwidth and the center frequency is 900Hz, if the 10K potentiometer's level is too low, there will be the circuit oscillation.



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