Anatomy of a low frequency aviation radio beacon
Aviation LF/MF beacons provide the opportunity to admire electrically-small antenna design on a macroscopic scale.
monopole
Jpole vs. Coaxial Dipole EZNEC Shootout
This J-Pole, Monopole, Coaxial Dipole VHF EZNEC shootout addresses a comment made that no models exist for j-pole and coaxial dipole antenna simulation.
1/4 Wave Monopole vs. 1/2 Wave J-Pole EZNEC Shootout
Myths abound concerning how J-Poles do so well. Here is an EZNEC shootout between a 2 meter J-Pole and a Monopole with radials.