The circuit shown with the LM3914 was found in the March 1992 issue of Radio Electronics magazine. The circuit has a full-scale adjustment.
This traditional circuit was obtained in a 1974 documentation, but can be mounted today with the...
PIC16F19197 Microcontroller Family Combines Battery-Friendly LCD Drive with Core Independent...
September 2017 - Can be purchased from Mouser Electronics Triacs with 20 A and 30 A currents...