Since then, hams from Brazil to Thailand have been using the repeater, and UK-based [Tech Minds] has been in the thick of the action. The antenna he presents is a hybrid design, needed because of ...

"And with more repeaters and more sources available for ... consists of four 100-metre-long, semi-cylindrical antennas, which scan the entire northern sky each day. The telescope only got up ...

RF repeaters are generally located at higher elevations, such as on a mountain or tall building. RF repeaters are equipped with large antennas, feedlines, a transmitter, and a receiver. RF repeaters ...

Cellular signal boosters use big antennas to improve coverage in your home or car. These are the top signal boosters for apartments, houses, and vehicles. I’m one of PCMag’s mobile analysts.