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.
Found in a 1967 General Electric documentation, this meter uses Nixie tubes, popular at a time...
Indicated by Popular Electronics to be used with a car headlight, this circuit can also have...
This circuit is from a 2005 Linear Technology manual. The circuit uses an LT6700-3 and has an...