For what it's worth, the myths surrounding the J antenna have been sorted out resulting in an improved version.| Ham Radio . Magnum Experimentum
I add a 0.05 wavelength wire to my previous end-fed vs. center-fed dipole tests and plot the results.| Ham Radio . Magnum Experimentum
I built a prototype APRS beacon, dubbed Thor Hammer (big), to test back-packable APRS 2m beacon concepts.| Ham Radio . Magnum Experimentum