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Simple 1 Element Yagi


The dipole is mounted vertically 250mm in front of a metal support, the gain is 2,65dBd at 5,5dB F/B
post 28 Feb 2024
Simple 1 Element Yagi

Antenna for UHF VHF Links

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Antenna HALO per i 70 mhz
L’alimentazione avviene mediante il sistema denominato gamma-match con il condensatore

Antenna quad 144 MHz
Versione da appartamento leggermente modificata a 6 elementi con guadagno teorico di 13 Db

Antenna HALO
A halo antenna, or halo, is a horizontally polarized, omnidirectional ​1⁄2 wavelength dipole antenna, which has been bent into a loop with a small break on the side of the loop directly opposite the feed point

Antenna Yagi 1240 Mhz
Yagi for the 23 cm band drawing by DL9AQ

Antenne big-whell
Consists of three full-wave horizontal loops similar to a clover


Psion ham software

PSION Greyline Clock PSION Greyline Clock v. 1.0 is a UTC/Local clock showing sunlight/darkness area on the world map

Radioassistance

Radioassistance Radioassistance E Kenwood Dealer, vendita ricetrasmittenti, antenne, parti di ricambio, elettronica

SunCalc

SunCalc SunCalc - sunrise, sunset, shadow length, solar eclipse, sun position, sun phase, sun height, sun calculator, sun movement, map, sunlight phases, elevation, Photovoltaic