It serves as a reference, since today we can have simpler and more compact solutions. This circuit is from an Electronics Experimenter Handbook from 1992. The integrated circuits are from that time.
This relay shield was found in the October 1993 Electronics Now magazine. The circuit is powered by...
The circuit shown was found in Intersil documentation from the 90s. The formula allows to...
We present a comparator with signal resolution in the submicrovolt range. The matched pair of...