Suggested by a 90's Linear Databook, this circuit compensates for capacitor hysteresis. The main component is from the era.
This amplifier with two transistors for analog instruments was found in a Raytheon publication from the...
This high current switching stage was found in a 1967 EEE. The power transistor is from that time....
This inverter for 230V (220V) loads was found in the 2021 Internet documentation and is based on...