FET_MILLIVOLTMETER

Published:2009/7/15 1:34:00 Author:Jessie | From:SeekIC

Eight-range meter uses pair of JFETs in bridge arlangement driving meter through opamp, FETs should be reasonably well matched，even though their operation can be balanced with 5K zero-adjust pot.-E. M. Noll, FET Principles, Experiments, and Proiects, Howard W. Sams, Indianapolis, IN, 2nd Ed,, 1975, p zn2-213.



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