This circuit is from the 1990 Motorola Linear Databook, which can be developed with more modern equivalent operating systems. The 1 uF capacitor should be of good quality polyester with small leaks
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...