You don’t see them much anymore, but there was a time when any hobbyist who dealt with RF probably had a grid dip meter. The ...

Mike Stewart] powers up a thrust meter from an Apollo lunar module. This bit of kit passed inspection on September 25, 1969.

We tested popular wideband O₂ controllers against lab-grade equipment to see how accurate their lambda readings really are under real engine conditions.

CNET’s expert staff reviews and rates dozens of new products and services each month, building on more than a quarter century of expertise. Air quality infamously drops as the days grow cold and we ...

High Performance HF Power meter using Arduino and a Directional Coupler This device can measure power over a wide dynamic range from 10uW to 1 KW and will derive SWR for a 50 Ohm load The front end ...

This repository contains the scripts that produce the libraries included with esp32-arduino. Tested on Ubuntu (32 and 64 bit), Raspberry Pi and MacOS. Install the ...

Abstract: Measurement of electrical parameters such as Inductance (L), Capacitance (C) and Resistance (R)plays an integral role in the real world implementation of the circuits. This paper is focused ...

Technology giant Microsoft Corp. has acquired 377 acres of farmland in Van Meter’s Vision Park, an area on the southeast part of the Dallas County community that a decade ago was identified for ...

Learn how to record and report water use Learn about meter types and how to read them Contact a Metering Coordinator ...