Abstract: High Frequency (HF) communication, operating within the 3 to 30 MHz range, has been pivotal for long-distance wireless communication, especially in scenarios where infrastructure (such as ...

Abstract: A planar monopole antenna consisting of a printed metal strip of rectangular spiral shape is studied. The spiral generates two resonance modes and radiates at two frequency bands. An example ...

Air Traffic Controllers use Automatic Dependent Surveillance-Broadcast (ADS-B) as an alternative to secondary radar to track aircraft. The ADS-B is transmitted by the aircraft and contains information ...

Digitoxin in addition to guideline-directed medical therapy, reduced the risk of a composite of all-cause death and hospitalization for worsening heart failure (HF) among patients with advanced HF and ...

United's imminent fixture schedule poses a huge obstacle for the Red Devils MANCHESTER UNITED players are astonished by how quickly they have spiralled this season. Dressing room sources admit the ...

The Guardian reports nearly 100 doctors from the US Department of Veterans of Affairs (VA) issued a Wednesday letter raising “urgent concerns” about Trump administration policies that that will ...

The Danish public has been unsettled by a wave of mysterious drone incursions, which has underscored the country’s vulnerability. By Jeffrey GettlemanMaya TekeliAmelia Nierenberg and Lynsey Chutel ...

Dara-Abasi Ita writes about trading and investing for Investopedia and Investing.com, and he is an editor at Lawverse magazine. He has written about financial topics, including private equity, asset ...