Low_current_ammeter

Published:2009/7/25 0:11:00 Author:Jessie | From:SeekIC

This classic circuit can be updated by substituting an LM11 for the LM216A, an LM194 for the LM114A, and an LM185-1.2 for the LM113. To calibrate, apply a 1-μA input current, and adjust R4 for a full-scale deflection of the 100-μA meter (with S1 set to 1μA).



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