Cubical Quad Antenna JS Calculator Posted in HamRadio A simple javascript to calculate QUAD Antennas <br /> This script was originally available at this address http://calc.n6ach.com/quad.html but page is currently returning a 403 error. Related Posts via TaxonomiesAn Improved Multiband Trap Dipole AntennaA Beginners’ Guide to Amateur Radio What is Amateur Radio? – Many Hobbies in One!Florence RadioFest 2019Using Solar Power and 12 Volt BatteriesVertical Dipole Antenna2.4 GHz Cubical Quad AntennaMy LoTW Certificate expired – It did it again!HF antennas for high rise dwellers200 Morse Code QSOsThe W3DZZ Antenna