This circuit was found in Maxim's documentation from the 90's. The configuration uses components from the time but can be adapted to use modern equivalents.
Intended for use with signals from tape recorder pickups, this circuit was found in the December 1972...
In the figure we have the configuration of a voltage regulator with 3 transistors. The components depend...
This circuit was found in an 80s documentation. The integrated circuit used is from that time,...