Seeed Studio Wio-LR1121 is a tiny, multi-band LoRa module based on LR1121 RF transceiver, a low-cost version of LR1120 ...

The team with more than 50 years combined experience in short wave (ham) radio communications set up their antennas and equipment for the annual summer field day exercise hosted by the American ...

McRoberts pointed out that their short-wave radio communication may help in scenarios such as the May tornado outbreak that caused destruction and one death within Pulaski.

Shortwave radio – waves less than 100m in length – is used by aircraft staff and rescue teams as it is ‘simple, low-cost’ tech for reaching people over large distances.

This paper presented a mixer-first receiver for software defined radio at 300 GHz. It employs a differential microbump antenna-on-chip (AoC) with exceptional radiation gain and efficiency.

The energy harvesting system, which consists of a high-Q ferrite rod antenna and a high-efficiency rectifier, was developed to efficiently harvest power from AM broadcasting radio waves. The rectifier ...