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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 18 Dec 2021



Antenna for UHF VHF Links

163



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

10 m| 12 m| 15 m|
17 m 20 m| 2 m|
23 cm| 30 m| 40 m
6 m| 70 cm| 80 m| 160 m| 136 khz
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