FET_VOLTAGE_CONTROLLED_RESISTOR

Published:2009/7/14 4:04:00 Author:May | From:SeekIC

Fieldeffect transistor circuit (enclosed in dashed rectangle) serves as dropping resistor working into antiresonant a-f filter, to deliver constant voltage to filter despite input voltage variations. Uses 2N2386 fet as Q1.-H. H. Nord, the FET as a Voltage-Controlled Resistor, EEE, 13:1, p 65.



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