This lead-acid battery charger was found in a Popular Electronics from the 90s. The circuit has a maximum current of 2 A, being suitable for powering inverters in emergency lighting systems.
This TTL circuit with the 7493 makes the binary count of the pulses sent by a flip-flop with the...
This circuit has an accuracy of 1%. The components used must be precision as well. The input...
In the figure we have a circuit that fires from a positive pulse of short duration applied to its...