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Two things are infinite: the universe and human stupidity; and I'm not sure about the universe. - Albert Einstein

🚀 HydraSDR RFOne Host Tools are now fully open source! ✅ Cross-platform support (Windows/Linux/MacOS) ✅ Shared libraries + DLL included ✅ Complete documentation & build instructions 📖 Docs: github.com/hydrasdr/rfone… 💻 Code: github.com/hydrasdr/rfone… #OpenSource #SDR #HydraSDR

SDR is an incredible tool for understanding radio youtu.be/tXIPQK28aJY?si… with hydrasdr.com on Geerling Engineering

Interesting, going over Airspy and RFOne gain settings and spurious behaviour, also looking at github.com/airspy/airspyo… It seems the LNA gain value amplifies harmonics. Look at 437.500 in the example. Good to know when looking for the sweet spot.

🚀 T-MINUS 2 DAYS ! hydrasdr.com and HydraSDR RFOne are almost here ! 📡 24MHz - 1.8GHz frequency range ⚡ Multiple bandwidth options: 2.5MHz | 5MHz | 10MHz 🔧 Fully extensible architecture with open source software github.com/hydrasdr 🎯 Professional-grade

New blog post: Z-Sat VHF transmissions. Recently Daniel Ekman SA2KNG has noticed that Z-Sat, a Japanese satellite launched in 2021 that has an amateur radio payload, is transmitting a digital signal continuously. Here I analyze a recording of this signal.

📌 Find us at #Fab25 Czechia. This weekend in Brno, SatNOGS and LibreSpaceFoundation core contributors will be holding hands-on #SatNOGS workshops and an #LSF presentation. Stay tuned for more information, and reach out if you want to meet with the team! fab25.fabevent.org

Keep it simple😜🤣🤣🤣

2025-07-05 07:32 UTC - RTU MIREA1 - SONIKS observation #699716 - Ligurian Sea. Jan | PE0SAT ☮️ en.sonik.space/observations/6…

Let’s Encrypt begins issuing IP address certificates, expanding support beyond domain names to cater to specialized use cases, such as DoH and home devices. linuxiac.com/lets-encrypt-b… #LetsEncrypt #Security

#HydraSDR #RFOne #SDRPlusPlus fork CI Build is now supporting MacOS arm/intel(confirmed working on arm) and all major GNU/Linux distribution (Ubuntu/Debian) with CI Build working also on Android(here on Phone) All pre-built CI packages are available on github.com/hydrasdr/SDRPl…

Some time ago, I did a lot of work programming payloads for two 3U satellites. And now, very soon, they will be launched into orbit! Incredible!

Hello All, TEVEL2-3 FM transponder has been activated, starting from today, experimentally for 72  hours. Please check and report. 73, David 4X1DG

🚀 White Rabbit support for the LiteX M2 SDR is shaping up nicely! First lock of the LiteX M2 SDR design as a WR Slave to a SPEC-A7 WR Master: github.com/enjoy-digital/… Enables precise synchronization of multiple M2 SDRs — clean PPS + 10 MHz (and then RFIC Clk) from any WR

China has added a 50MHz beacon station and a 144MHz beacon station The transmission site is located in Xiaoshan District, Hangzhou City, Zhejiang Province, Medenheiger Grid: PM00db Modulation mode: CW Frequency list Freq. list ============= 50.055 MHz (BR5AN) 144.055 MHz (BR5AM)

As I am a big fan of X11 - and I really look forward to the latest X11 fork XLibre - I decided to create its logo/wallpaper - as I believe no one else did it.

Here is the original photo and some others from the summer space program carried out by Dmitry R4UAB.