Suggested by a 90's Linear Databook, this circuit compensates for capacitor hysteresis. The main component is from the era.
This configuration of variable voltage regulator from 3 to 30 V with 100 mA maximum current was...
We can use high value electrolytic capacitors in alternating current circuits with the...
Found in a 90's EDN, this circuit changes the phase of a signal from 50 to 60 Hz in 120 degrees. The...