Designing an analog circuit can be a frustrating experience, as noted by Nick Cornford in his Design Idea (DI), “DIY RTD for a DMM.”With a fortnight’s struggle, I completed the design of 4 mA to 20mA, ...

Additionally, we address OWI for two-wire transmitters focusing on the challenges related to OWI over the power line, and present a solution to overcome these challenges. Calibration of sensor signal ...