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 was originally found in a Philips documentation from 1969. It is intended for sensing...
This two-phase stepper motor circuit was found in an old documentation using an operational amplifier...
This circuit was found in the February 1995 issue of Electronics Now magazine. It can double the...