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A 137 MHz V-Dipole


Construction is extremely simple. Just connect one element to the center coax conductor, and the other to the shield, and spread apart by 120 degrees
post 04 Oct 2020

A 137 MHz V-Dipole

Antenna for UHF VHF Links

11



Hi-VHF Folded Dipoles
Hi-VHF Folded Dipoles with wide variance in element sizes analyzed using 4nec2

Flower-Pot Antenna, VK2ZOI
My first problem was assessing the antenna's match to the coax feed at 2 metres

Groupement de radiateurs colinear, F1RFM
Gain before 14 dBi ratio before back 20 dBi

HB9CV 144mhz, F1RFM
Symmetrical model, 75 ohm asymmetrical model

Homebrew VHF/UHF Ground Plane Antenna