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Dualband Log.Periodic Antenne for 2m/70cm


Dualband Log.Periodic Antenne for 2m/70cm

Yagi antenna usually only usable on a narrow frequency band -Monoband. The situation is different with so-called logarithmic periodic directional radiators

post 04 Nov 2024


Antenna for UHF VHF Links

150



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


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