LM3900_AC_AMPLIFIER

Published:2009/7/13 2:12:00 Author:May | From:SeekIC

Although the LM3900 current difference amplifier (IC1) used in this ac amplifier really isn't a true op amp, it does simulate one in its performance; however, the IC requires only a one-polarity power source.Gain is R2/R1, and R3 is 2×R2.



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