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.
We find this circuit in a documentation for engineers from 1971. The circuit generates rectangular and...
This 1/2 hertz high selectivity filter was found in the December 1990 issue of Radio Electronics...
Connected to the low current input of a standard multimeter, this circuit enables the reading of...