This circuit is an improved version of the previous ones with the LM3914. We found it in the March 1992 issue of Radio Electronics magazine.
This circuit can be implemented with other operational ones. We found it in documentation from the...
August 2017 - Texas Instruments is announcing the availability by Mouser Electronics of its new...
This circuit was obtained in a 1979 publication, but it can be assembled with the BD135 instead of the...