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Super facil antena VHF 1/4 onda


It is about making us a GP ground plane antenita for the VHF band. Its main feature is its reduced cost
post 15 Feb 2024
Super facil antena  VHF 1/4 onda

Antenna Vertical Links

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7 Mhz Vertical antenna
The secret with this antenna is to install as many radials as you can around the base of the antenna, they can be anything from 1/8 wave or longer

A HF multiband vertical
The antennas may be installed at height near one meter above the ground. Resonance counterpoises should be used at this placement

40m/80m Lake Eyre Portable
This antenna has been constructed using either a old CB whip or a 2m 5/8 whip stripped down


Take off angle of horizontal antenna

Take off angle of horizontal antenna For horizontal polarization, the electric field will move sideways on a horizontal plane, while for vertical polarization it will oscillate up and down on a vertical plane

Build a Three-Way Antenna Switch and Display

Build a Three-Way Antenna Switch and Displa To use a wireless relay to select one of two high current capacity power relays

5 element yagi antenna for 28.5 Mhz

5 element yagi antenna for 28.5 Mhz Gamma match will be made with a 1/2 "aluminum tube and a 75 cm coaxial piece of RG8 without sock and sheath inside the tube