J-pole Antenna Design Pdf Patched

Lref = 0.25 × λ

The J-Pole antenna is a popular, omnidirectional, end-fed half-wave antenna widely used by amateur radio operators. It is favored for its simple construction, low cost, and effective performance. Because it is an end-fed antenna, it requires no radials, making it physically unobtrusive and easy to mount on masts, rooftops, or vehicle setups. j-pole antenna design pdf