A practical guide on hombrewing Yagi antennas, including notes on Driven Element, Transformation & Symmetrising Coax Lines, Full Boom length vs. electrical length, Elements & Insulators on Boom and additional tips and tricks, in English and German
Dipole antennas, vertical half-wave dipole antennas with impedence tranformes that can be used for portable operations. Some well worn antenna configurations are the easiest and loudest lash-ups you can try.
Portable Rotation manufacturer of portable antenna rotor and support systems including AZ/EL portatble rotor system, AZ/EL antenna position sensors, mounting kits for arrow antennas
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The DXZone is the largest human created and maintained library of web sites dedicated to Amateur Radio, currently lists 20.000+ links organized into 600+ categories and subcategories. Ham Radio operators review new sites every day since 1998, for potential inclusion in the Directory, and to evaluate the best place to list them
rpitx Multimode TX for Raspberry Pi, About Microphones - Guide to microphone for Ham Radio, Receiving GOES-16 Images with an RTL-SDR, EME Dish Antenna Project, CW and Morse Code Telegraphy, Pass Recorder, Morse Runner on MacOS,