Question: D 7 . 3 8 A designer wants to create a BJT amplifier with a gm of 2 0 mA / V and a base

D7.38 A designer wants to create a BJT amplifier with a gm of 20 mA/V and a base input resistance of 4000 ohms or more. What collector-bias current should she choose? What is the minimum B she can tolerate for the transistor used?

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