How to build your own air quality meter with a Raspberry Pi and CO2 sensor

A reliable indicator of the air quality in offices, classrooms, or living rooms is the CO2 content. In fresh air, the ...

4 Reasons Engine Cylinders Misfire (And What To Do About It)

Engine cylinders can misfire for many reasons. There are four causes in particular that you should be aware of; here's what ...

Best holiday deals on Apple devices

We're keeping tabs on the holiday prices on AirPods, MacBooks, and Apple WatchesAs you do your holiday shopping, CR finds the best deals on Apple products, from $100 AirPods to a sub-$600 iPhone ...
The Mirror

O2 dishes out huge free data perk to UK iPhone and Android users - check your settings now

Getting something for nothing is rare these days, but O2 is bucking the trend this December. The popular UK mobile network - which is now part of Virgin Media - is spreading some serious festive cheer ...
IEEE

A smart meter design and implementation using ZigBee based Wireless Sensor Network in Smart Grid

Abstract: In this paper Wireless Sensor Home Area Network (WSHAN) with ZigBee interfaced smart meter is designed and implemented. Because of the increasing demands on electricity, traditional electric ...
IEEE

Distributed Intermittent Fault Diagnosis in Wireless Sensor Network Using Likelihood Ratio Test

Abstract: In current days, sensor nodes are deployed in hostile environments for various military and commercial applications. Sensor nodes are becoming faulty and having adverse effects in the ...