Found in na 1970 EDN this circuit has a parallel regulation providing a symmetrical output of 15 V. The transistors are from that time.
The circuit is from the 1990 Motorola Linear Databook. The circuit can be implemented with other...
We can obtain the characteristics of an operational amplifier with FET by adding FETs common to the...
This interesting circuit for testing signal transistors with the oscilloscope was found in the...