Op Amp Summing Amplifier. For information on the basics of op amp read operational amplifier basics. Explanation of inverting amplifier virtual earth.
Three voltages v 1 v 2 and v 3 are applied to the inputs and produce currents i 1 i 2 and i 3. The inverting input of the op amp is at virtual ground 0 v and there is no current to the input. It is also known as op amp adder.
For information on the basics of op amp read operational amplifier basics.
The inverting input of the op amp is at virtual ground 0 v and there is no current to the input. A summing amplifier is an inverted op amp that can accept two or more inputs. It is also known as op amp adder. Summing amplifier or op amp adder using inverting op amp.
