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.
This circuit is from the LM3914 manual and can be found elsewhere on this site and from other...
I found this circuit in a Lujy 1962 English magazine. The circuit is still viable by simply using a...
The circuit is from 80s Siliconix documentation. The integrated circuit is from the company and is not...