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

In this video, Joe from Shifting Metal shares the story of buying a 2007 Audi Q7 with a 4.2L V8 diesel engine for just £1,000 as part of a trade-in deal. While the car delivers impressive ...

Abstract: This work presents the design and characterization of modular and compact GaN power ICs with power HEMT, gate driver, temperature sensor, current sense-FET and amplifier. These GaN ICs give ...

Abstract: A sapphire fiber high temperature sensor based on Fabry-Perot interference was studied in the paper. A sapphire wafer served as the Fabry-Perot cavity was fixed to the end face of the ...

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 ...

It’s not uncommon to stop and wonder, “How much water should I drink?” The question might cross your mind when your fitness tracker buzzes, or it could occur to you when you’re a little thirsty. Even ...