Integrator with bias compensation (CB20991E)

This circuit was found in a Popular Electronics from the 90's. It can be implemented with equivalent operational amplifiers.

18 W Oscillator with 4001 (CB24353E)
This alarm oscillator was found in the December 1974 issue of Radio Electronics magazine. The...
CB26109E Amplifier (CB26109E)
We found this small audio amplifier in the November 1999 issue of Electronics Now magazine. The...
Overload protection (CB24883E)
This circuit is a continuation of the previous one, serving as a protector against overloads in...