Found in a Philips' 1968 documentation, this circuit is slightly different from the previous one. The components are also from the era, and modern equivalents can be used.
The LM320 is a negative voltage regulator up to 15 V with maximum current of 1 A. In this circuit we...
This high-power shield is isolated from the control. The circuit was found in the June 1995...
This ultra-low consumption circuit was originally designed to be powered by a solar panel or small...