This circuit appears elsewhere in this section, obtained from other documentation. The circuit is for lead-acid batteries and the lamp can be replaced by high brightness LEDs.
The presented circuit was found in a 90’s Electronic Engineering. The circuit is based on CMOS...
We find the original version of this circuit in an English publication (1986). It is a...
Found in a 1990s Electronics Now, this circuit uses a period-specific integrated circuit that...