Blog about amateur radio projects, antenna tuning systems, RF equipment, and ham radio experiments. Explore DIY automation and engineering solutions.

Technical guide to shortwave radio broadcast antennas, including types, manufacturers, specifications and radiation patterns for different antenna models.

Amateur radio station ON4DMD operated by Bert Audenaert. Technical articles on QSO logging, antenna tuning, CW keying, and RFI troubleshooting.

ON3LIB documents radio amateur experiments, antenna testing, QSLs and field notes. A Belgian ham radio operator's blog and technical log.

ON5AZ and OO5Z amateur radio information, Antwerp repeater club details, antenna setup guides, and links for radio enthusiasts.

ON7EQ and OT3T amateur radio station website. Resources, information, and community for HAM radio operators and enthusiasts.

ON7KEI is a Belgian amateur radio operator sharing details about his HF/VHF station, equipment, SSTV imaging, FT8/FT4 modes, and live reception data.

Personal amateur radio station in Wavre, Belgium. QSO logbook details, antenna designs, and technical documentation for radio enthusiasts.