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There’s a joke in the world of radio that all you need for a HF antenna is a piece of wet string, but the truth is that rudimentary antennas rarely perform well. Random pieces of wire may pull ...

A TV antenna might seem like a technology from your grandparent's age, but with advances in TV technology like ATSC 3.0, it's a more viable solution than ever. Although smart TVs and streaming ...

To exactly evaluate the two approaches for comparison, we give simple and persuasive examples of electromagnetic coupling systems between a pair of dipole antennas. We first find the far-field kQ ...

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.

Creative Commons (CC): This is a Creative Commons license. Attribution (BY): Credit must be given to the creator. Surface-enhanced infrared absorption (SEIRA) spectroscopy under highly controlled ...

A smart TV makes your life easier with its modern and convenient features, but it requires a suitable antenna. The WeGuard HD TV is a typical example. For example, compared to Standard Definition ...

We introduce a 6-DoF visual localization method that is accurate, scalable, and efficient, using HF-Net, a monolithic deep neural network for descriptor extraction. The proposed solution achieves ...

Robert, S53R start his activity as 9N7AA from Kathmandu, Nepal. He will operate on 160 - 10m. The unreal picture of nature surrounding the country looks so impressive that, despite the danger, ...

Department of Chemistry and Biochemistry, School of Science and Technology, São Paulo State University (UNESP), São Paulo, 19060-900, Brazil ...