Antenna Associates is a Massachusetts-based developer of Identification Friend or Foe (IFF) and secondary surveillance radar (SSR) antenna systems. Its products are deployed worldwide across a range ...

Your local Amateur Radio Club, callsign N7WAH, meets regularly on Tuesday from 9 to 10 a.m. at the River Street Emergency Operations Center (25 River St., Suite D) in Cathlamet. The club is starting ...

Deep in the Appalachian mountains lies a hidden piece of space history. On a nearly 200-acre property tucked into the Pisgah ...

Unusual radio signals from beneath Antarctica’s ice continue to defy explanation. Several years ago, scientists using a ...

Quectel Wireless Solutions, an end-to-end global IoT solutions provider, has unveiled five new durable fiberglass antennas, covering LoRa, V2X, Wi-Fi and 5G technologies. The new antennas augment ...

Abstract: An optically controlled compact reconfigurable antenna with integration of wide and narrow bands is investigated for cognitive radio (CR) systems. The proposed antenna consists of two parts, ...