While R1, R2 and R3 have been found, please help in finding R ?
S Thread Starter Sbt Joined Apr 22, 2019 1 Apr 22, 2019 #1 While R1, R2 and R3 have been found, please help in finding R ?
MrAl Joined Jun 17, 2014 11,496 Apr 22, 2019 #2 Hi, For some op amps R=0 but for others you need it. Try to think in terms of bias currents.