GOES-R satellite reception guide — assemble an L-band dish/patch, filtered LNA, and RTL-SDR to capture continuous high-resolution weather imagery without internet
When Satellites Encroach: Ham Radio vs AST SpaceMobile
Ham radio users fear interference as AST SpaceMobile seeks to use the 70 cm band. FCC decision could shape the future of amateur radio
How to Receive Stunning Weather Images from Meteor-M2 Satellites
Learn how to receive high-resolution LRPT weather images from Meteor-M2 satellites using an RTL-SDR, 137 MHz antenna, and SatDump decoder. Complete guide covering pass prediction, signal reception, and image decoding for satellite enthusiasts
The End of NOAA-15 and NOAA-19: What’s Next for Weather Satellite Hobbyists?
NOAA-15 & NOAA-19 shutdown in Aug 2025 ends APT signals. Hobbyists: explore Meteor-M2, GOES, & SDR skills to keep decoding weather satellites data.
DIY Active Antenna: Boost Weak HF/VHF Signals
DIY Active Antenna for superior HF and VHF reception! This DIY electronics project amplifies weak signals to lift hard-to-hear broadcasts out of the noise
Build a DIY Ion Detector: Detect Airborne Ions and Electrostatic Emissions
Build a simple handheld DIY Ion detector circuit using transistors to detect air ions, static discharge, and emissions. Perfect for science electronics projects
Simple Incandescent Lamp Flasher Circuit Using 7555 Timer
Build a simple incandescent lamp flasher using a 7555 timer and MOSFETs. Ideal for DIY projects with adjustable flash rate and low parts count.
OSPI vs QSPI in ATS Mini Radio: How to Identify Your Flash Interface
Learn the difference between OSPI and QSPI flash interfaces in ATS-Mini radios and how to identify your hardware variant. Practical checks using chip markings, PCB traces, and firmware logs to ensure correct firmware flashing.
HackRF Pro: Great Scott Gadgets Unveils Powerful New SDR
Meet the HackRF Pro from Great Scott Gadgets. This powerful successor to the HackRF One features a 100 kHz to 6 GHz range, built-in TCXO, and USB-C for advanced SDR development
APRS.Chat : The Modern Mailbox for Your APRS Callsign
APRS.Chat is a web-based mailbox for APRS users, storing all your messages even when your radio is offline. Reliable, modern APRS communication.