Op amps are the fundamental building blocks of analog circuits; you can build all analog functions from op amps. Add digital output circuitry to an op amp to get a comparator that can also function as ...

Editor’s note: Here’s an oldie but goodie. EDN editors regularly field requests for copies of articles that predate our online archive, but this Design Idea from our Feb 20, 1986, issue has generated ...

Before you get too excited, this isn’t a real electronic instrument, but many who gaze upon the OP-S - a concept product from Spanish agency Gris Design - will wish that it could be. Unashamedly ...