Four-tier telecommunications filter with ordinary frequency of 1KHZ circuit

Published:2011/7/4 0:44:00 Author:John | Keyword: Four-tier telecommunications filter | From:SeekIC

Four-tier telecommunications filter with ordinary frequency of 1KHZ circuit is shown in the following. The circuit as shown can be applied for the usual formula, and the total requirements will be divided into several paragraphs: Q1 = 0.541, Q2 = 1.306. This circuit uses the LM148 or 741 four-operational amplifiers.



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