Hack-A-Day friend [Limor] AKA [ladyada] has been promising a portable RF jammer for a while. guess what she sent me for Christmas? The Wave-bubble is a self tuning RF jammer – good for around 20 ...

Professor Zhipeng Wu has invented a portable scanner based on radio frequency technology, which is able to show in a second the presence of tumours – malignant and benign – in the breast on a computer ...

His latest post makes RF sniffing with the Next HOPE badge more portable by ditching the need to display data on a computer. He’s built on the work he did at the beginning of the year ...

A Cornell Tech-led research group is developing a portable, inexpensive device that uses radio frequency signals and machine learning for another important job: measuring lead contamination levels in ...

The size and weight of the portable units can be reduced markedly by decreasing the number of battery cells. RF power amplifiers are the highest energy consumption components of portable communication ...