The basic circuit connection using an OP-AMP is shown below. The Vo is given by :
1
\(\rm -\frac{R_f}{R_1}\)
2
\(\rm \frac{R_f}{R_1}\)
3
\(\rm -\frac{R_f}{R_1}V_i\)
4
\(\rm -\frac{R_f}{R_1}\frac{1}{V_i}\)
The basic circuit connection using an OP-AMP is shown below. The Vo is given by :