IdealOpAmpCircuits - gatech.edu

iv IDEALOPAMPCIRCUITS Figure1.4: (a)CircuitforExample1. (b)CircuitforExample2. (c)CircuitforExample3. Solution. The voltage gain decreases when RL is added because of the voltage drop across RO. By voltagedivision,thegaindecreasesbythefactor RL RO+RL = 1000 1000+100 = 10 11