Published on: 2025-07-20 06:52:56
by Nuke’s So here’s the deal: I didn’t expect NASA’s SMAP satellite — built to measure soil moisture — to end up doing open-source ELINT. But it is. And it’s wild. Between January and early May 2025, I started pulling SMAP’s public L1B brightness temperature data and noticed something weird. Some areas were screaming hot in the 1.4 GHz band — way too hot to be natural. That frequency’s supposed to be quiet. It’s a protected slice of the spectrum. Nobody’s allowed to transmit there. So when th
Keywords: band brightness drone satellite smap
Find related items on AmazonGo K’awiil is a project by nerdhub.co that curates technology news from a variety of trusted sources. We built this site because, although news aggregation is incredibly useful, many platforms are cluttered with intrusive ads and heavy JavaScript that can make mobile browsing a hassle. By hand-selecting our favorite tech news outlets, we’ve created a cleaner, more mobile-friendly experience.
Your privacy is important to us. Go K’awiil does not use analytics tools such as Facebook Pixel or Google Analytics. The only tracking occurs through affiliate links to amazon.com, which are tagged with our Amazon affiliate code, helping us earn a small commission.
We are not currently offering ad space. However, if you’re interested in advertising with us, please get in touch at [email protected] and we’ll be happy to review your submission.