- #1
gazp1988
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Homework Statement
i know that it is a summing amplifier and i have vout at 2v, however in the question it asks for I1,I2,I3 and V2(vin)
i have I1 and I3 but having trouble working out I2 and V2
Homework Equations
Vo = - RF ( V1 / R1 + V2 / R2 + V3 / R3)
The Attempt at a Solution
when i use this equation and input v2 as 1v i don't get anything close to 2v (vout)