This interesting circuit of an Electronic Design stores the highest voltage of two applied to its inputs. The circuit is from 1964 and can be adapted to use modern components.
This circuit, which operates between 7 and 30 MHz, was found in Radio Electronics from the 1980s....
This circuit was found in an old American magazine for radio amateurs. The circuit is based on a...
This low current circuit allows the regulation of voltages in the range of 0.5 to 30 V. We find it...