HLTRAHIGH_IMPEDANCE_AMPLIFIER

Published:2009/7/14 20:36:00 Author:May | From:SeekIC

Bridge balanced series-compensated d-c amplifier using ordinary vacuum tubes gives input impedance of 250,000 meg. For precise voltage measurements without loading high-impedance circuits,-J. Morrison. For precise Measurements An Ultrahigh Impedance Amplifier. Electronics.35:40,p49



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