GRS 0917+75 is a giant radio galaxy, observations find

European astronomers have conducted optical and radio observations of an enigmatic radio source designated GRS 0917+75. As a ...

VLA sky survey sets new standard for high-resolution, wide-area radio astronomy

The U.S. National Science Foundation National Radio Astronomy Observatory (NSF NRAO) has completed observations for the Very ...
Microwaves & RF

16×16 Butler Matrix Takes on Next-Gen Wireless Testing

Fi 7 validation with high-density signal distribution, enhanced spatial resolution, and compact RF system integration.
Tech Xplore

New method extends practical range of high-frequency wireless beam control

Princeton University researchers have found a way to extend the near-field range for sub-terahertz wireless systems using off ...
Hackaday

It’s A Spectrum, With An RP2350 ULA

There was a time in the early 1980s when it was common to see home made keyboards for 8-bit machines that came with membrane ...
IEEE

Multilayer Perceptron Artificial Neural Network-Based Solution for Interharmonics Diagnosis in Frequency Spectra

Abstract: Interharmonics diagnosis is increasingly important due to the rise of power electronic devices, renewable energy systems, and related technologies. The IEC 61000-4-7 standardizes the ...
IEEE

Deep Time-Frequency Denoising Transform Defense for Spectrum Monitoring in Integrated Networks

Abstract: The Space-Air-Ground-Sea Integrated Networks (SAGSIN) significantly enhance global communication by merging satellite, aviation, terrestrial, and marine networks. Crucial to SAGSIN's ...