D 2.37 Design the circuit shown in Fig. P2.37 to have an input resistance of 100 kΩ and a gain that can be varied from −1 V/V to −100 V/V using the 100- kΩ potentiometer R4. What voltage gain results when the potentiometer is set exactly at its middle value?
D 2.37 Design the circuit shown in Fig. P2.37 to have an input resistance of 100 kΩ and a gain that can be varied from −1 V/V to −100 V/V using the 100- kΩ potentiometer R4. What voltage gain results when the potentiometer is set exactly at its middle value?
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