Stuck at a red light? Here’s how to make the signal detect your vehicle

Many red lights fail to detect smaller vehicles like bikes and scooters due to sensor limitations. Inductive loops, common in ...
Gizmodo

Traffic Loop Sensor Trigger For Bikes Gets You More Green Lights

Those traffic loop sensors embedded at stop lights to detect the presence of a car have always provided fodder for vehicular snake oil vendors: I’ve seen products promising to eliminate red lights ...
Business Wire

TMR-based closed-loop sensor for high-current coreless applications

SAN JOSE, Calif.--(BUSINESS WIRE)--TDK Corporation (TSE: 6762) is expanding its Micronas magnetic sensor portfolio with the CUR 423x sensors developed for current measurements in automotive and ...
EDN

Product How-to: 4–20mA current-loop sensor immune to noise over long distances

Industrial temperature sensors are widely used with 4–20mA current-loop transmitters in industrial control and automation. In the current loop the temperature sensor converts a temperature into a ...
CBS News 8

Dim traffic sensors dull how 'smart' freeways are

LOS ANGELES (AP) — California's highways aren't as smart as they used to be. Buried under thousands of miles of pavement are 27,000 traffic sensors that are supposed to help troubleshoot both daily ...
EDN

Spring-loaded position sensors feature loop-powered operation

Pennsauken, N.J. — Macro Sensors has introduced a DC-operated position sensor that is spring-loaded and offers a two-wire, loop powered 4-20 mA operation commonly used with current-operated process ...
The Engineer

New two-wire loop powered infrared temperature sensor

Micro-Epsilon has expanded its range of non-contact infrared temperature sensors to include a new programmable, two-wire loop powered version. The new thermoMETER CSmicro 2W sensor is a 4-20mA ...