Ham Radio 2.0

IONSOUND HDX TURBO: Skywave Propagation Prediction Software For Amateur, Professional And Military Applications Jacob Handwerker W1FM Yankee Clipper Contest ClubDeveloping an Open-Source HF Propagation Prediction Tool Andrew Rodland KC2G Fair Lawn ARC / YCCCUse of the Short Wave Radio to prove the ionosphere with students from a public school in Brazil Alexandre Takio Kitagawa PU1KTA Indaial's Departament of Education"Geocaching" in the Ionosphere Robert Westphal DJ4FF DARCIntroduction of Activities at Berkeley ARC W6BB