A joint project conducted by Columbia University, The University of Washington and the University of Zürich indicates how Saharan Silver Ants stay cool in one of the hottest climates in the world. The team’s research paper titled ‘Saharan Silver Ants Keep Cool by Combining Enhanced Optical Reflection and Radiative Heat Dissipation’ was recently published in Science … [Read more...]
Amplifers
Defense Contractor to Produce Electromagnetic Aircraft Launch System
General Atomics, a defense contractor in San Diego, Calif., announced it will produce the Electromagnetic Aircraft Launch System (EMALS) and Advanced Arresting Gear (AAG) for the John F. Kennedy aircraft carrier under a contract from the U.S. Navy. The EMALS system uses bursts of electromagnetic energy to launch planes and jets into the air. It takes up less space on ships, … [Read more...]
Military Radio Frequencies May Interfere with Garage Door Openers
Remote-control garage door openers near the Blue Grass Army Depot in Richmond K.Y. may stop working due to military radio systems switching to a new frequency range. The U.S. military will switch all land mobile radios (LMRs) to new frequencies, which are also the same frequencies used by certain unlicensed consumer devices, like garage door openers. These frequencies have … [Read more...]
Blog Asks: Are Cell Phones Harmful to Human Health?
Electromagnetic radio frequencies emitted from cell phones and other electronic devices remains a topic of debate due to possible health concerns. Cell phones produce low levels of non-ionizing radiation. Thus far, “extensive research into the health effects of these devices has only produced inconclusive evidence,” according to VOA News. The wireless industry and other … [Read more...]
Expanded Line of Solid State Amplifiers Makes Debut
Pasternack introduces a new line of 22 solid state high power amplifiers that cover UHF, VHF, L, S and C Frequency Bands. These amplifiers can produce more than 10 watts of power in frequencies from 150 kHz to 7500 MHz. “All of the high power amplifiers in this product family have single voltage supplies which are internally regulated and the circuits are enclosed in … [Read more...]
China’s Railway System Receives ‘Smart Station’ Upgrade
Ruckus Wireless, Inc. has partnered with Smartac Group China Holdings Limited (Smartac) to help build smart Wi-Fi networks for China’s railway system. Networks are currently being developed in more than 300 railway stations in Beijing, Guangzhou and Lanzhou. The goal of the project is to offer all railway passengers high-performance Wi-Fi and to upgrade China’s railway system. … [Read more...]
Woman Fights Cancer with Electric Fields
Elizabeth Marek, a mother of two from St. Louis Missouri, has a deadly form of brain cancer known as Glioblastoma, which has no cure and a life expectancy of two years after diagnosis. A small tumor was found in her brain after she started experiencing aggressive headaches, and surgeons at Washington University removed the tumor in an emergency surgery. Eventually, a second … [Read more...]
Electromagnetic Fields Could Delay Alzheimer’s Disease in Rats
A team of researchers in China have published a study that suggests exposure to extremely low frequency electromagnetic fields (ELF-EMF) delays the development of Alzheimer’s Disease (AD) in rats. The study, titled “Improvement of Spatial Memory Disorder and Hippocampal Damage by Exposure to Electromagnetic Fields in an Alzheimer’s Disease Rat Model” was published in the … [Read more...]
Rohde & Schwarz Discusses EMC Solutions
John Zavodny, EMC sales manager at Rohde & Schwarz, walks through the company’s products and explains how to use them. … [Read more...]
Dual Band Amplifier Produces Continuous Power from 400 W to 800 W
MILMEGA, part of AMETEK Compliance Test Solutions group, debuted its new dual band amplifier, the AS0104-800/400, to run automotive radar pulse tests. It reduces testing time and is also easy to set up and operate, according to the company. The amplifier produces continuous wave power from 400 W to 800 W in frequency ranges from 1 GHz to 4 GHz. “AS0104-800/400 has been … [Read more...]
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