Abstract: In this paper, an artificial neural network model is developed to predict the statistics of the optimal number and size of repeaters required to minimize the power delay product (PDP) of ...

Stay connected when it matters the most! Thank to a UASI grant and the collaborative efforts of Sonoma County Emergency Management, Fire Safe Sonoma, the Springs Municipal Advisory Council, Supervisor ...

Abstract: Interrupted-sampling repeater jamming (ISRJ) is coherent jamming based on digital radio frequency memory (DRFM) device, which repeatedly samples, stores, modulates, and retransmits part of ...

Although ham radio offers a wide array of bands to transmit on, not to mention plenty of modes to communicate with, not everyone wants or needs to use all of this capability. For those needing simple ...

Shenzhen, China--(Newsfile Corp. - August 15, 2025) - As schools across the U.S. gear up for the 2025 academic year, RETEVIS is stepping in with a timely solution to a growing concern: seamless, ...

In the modern digital age, communication is more than convenience-it is the key of school safety and communication efficiency. As the new semester year approaches, The start of a new school year is a ...

In the world of agriculture, clear, reliable communication isn’t just convenient, it’s essential. From coordinating with farmhands in distant fields to keeping tabs on equipment and weather changes, ...

Struggling to get a WiFi signal from various rooms in your house is a common but nonetheless annoying problem, and that’s why a WiFi repeater can be a seriously handy thing to have. In this article, ...

Across America’s farmland, a shift is taking place when it comes to communication tools. More and more farmers are making the switch to GMRS (General Mobile Radio Service) MicroMobile ® two-way radios ...