This 2005 Linear Technology circuit has separate outputs for monitoring the charge and discharge of a battery. Formulas next to the diagram let you calculate the components.
This frequency divider by 10 uses discrete components only. Modern equivalent components can be used as...
Found in an article in the August 1971 Radio Electronics magazine, this circuit supports sensitive...
We found this circuit in a 1972 RCA technical documentation. The comparator can be any type and C1...