The circuit is of the Motorola Linear Databook of 1990. The power source must be symmetrical and the characteristics of the circuit are given next to the diagram.
The components used in this National Semiconductor circuit are not common today, but the...
This 2001 circuit is used with transceivers to increase the gain of a microphone and thus obtain...
In the figure we have the configuration of a variable voltage regulator with two transistors and a...