Battery Condition Test (CB4969E)

We found this car battery status monitor circuit in an American 80s manual. The circuit has its trimpot trigger setting by driving an LED indicator.

CB5264E Battery Power Monitor (CB5264E)
This circuit can monitor the charge and discharge of batteries. The circuit is from a Linear...
Smart Lead Acid Charger (CB4793E)
This charger circuit provides an initial voltage of 2.5 V and when the current reaches 180 mA the...
4 Channel Temperature Sensor (CB6021E)
We found this circuit in a 1980s documentation. Equivalent components can be used. The circuit...