Ham Radio
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News on Antennas, experiments and engineering to radio folks. Also covers articles on portable, digital modes, promoting, power supply, test gear and connectors.
Ham Radio
2y ago
Some simple tweaks to a few text files make OpenWebRx more compatible with wider AM and FM RF bandwidths.
The post Higher Fidelity OpenWebRX 1.0.0 appeared first on Ham Radio . Magnum Experimentum ..read more
Ham Radio
3y ago
I use a weathered copper small transmitting loop to see if copper oxide affects antenna conductivity and hence efficiency.
The post Copper efficiency after weathering appeared first on Ham Radio . Magnum Experimentum ..read more
Ham Radio
3y ago
Review of the smallest portable 2m antenna on the market producing full size dipole performance and stows into your pocket.
The post Nelson Antennas 2m rollup antenna review appeared first on Ham Radio . Magnum Experimentum ..read more
Ham Radio
3y ago
Recent metal case offerings from Raspberry Pi enclosure manufacturers help mitigate heat issues when you dare try process-heavy applications including amateur radio spotting servers.
The post Thermal solutions for the Raspberry Pi appeared first on Ham Radio . Magnum Experimentum ..read more
Ham Radio
3y ago
After three years of mobile operation, I review the Diamond Antenna NR770HBNMO with appropriate K515SNMO mount including pattern measurements.
The post Diamond Antenna NR770HBNMO with K515SNMO mobile antenna review appeared first on Ham Radio . Magnum Experimentum ..read more
Ham Radio
3y ago
The Airspy YouLoop is a no tune, broadband, small footprint, affordable LF to HF receive antenna that works indoors. Its modular construction facilitates experiments to understand where the Möbius inspired electrical design provides benefit.
The post Airspy YouLoop LF/MF/HF Möbius Receive Antenna appeared first on Ham Radio . Magnum Experimentum ..read more
Ham Radio
4y ago
Aviation LF/MF beacons provide the opportunity to admire electrically small antenna design on a macroscopic scale.
The post Anatomy of a low frequency aviation radio beacon appeared first on Ham Radio . Magnum Experimentum ..read more
Ham Radio
4y ago
Today's new SDR options and compatible software provide new ways to demonstrate radio technology to the next generation of STEM students.
The post Using AM to explain the value of radio bandwidth appeared first on Ham Radio . Magnum Experimentum ..read more
Ham Radio
4y ago
Thule roof rails increased my VHF antenna mounting options on my Subaru Forester.
The post Roof-racking VHF antennas on SUV appeared first on Ham Radio . Magnum Experimentum ..read more
Ham Radio
4y ago
Quick demonstration of Time Difference of Arrival (TDoA) technique to correlate a common transmitted signal on multiple receivers to find the transmitter's location.
The post Demo of TDoA using the SDR.hu network appeared first on Ham Radio . Magnum Experimentum ..read more