This circuit was found in an Electronics Now of the 80s applying to NiCad batteries of the time. The circuit is powered by a 12 VAC source, for example, the secondary of a transformer.
This circuit has been found in older telecommunications documentation. The circuit switches off after...
The TBA810 integrated circuit used in this 1982 project is not very common today, but if found it...
This circuit, which can be used as a shield, was found in Radio Electronics from the 90s. The...