Portable Yagi work on 144MHz
The antenna is matched to the coax using delta arms and a 4:1 coax balun to the dipole. The balun was constructed in the standard way using a loop of about 71cm
post 19 Dec 2021
Antenna for UHF VHF Links →
Hb9cv Antennen fur 2m,6m,10mt
When compared to two-element antennas of conventional design, it can be assumed that the HB9CV gain of approximately 4.2 dBd 1 is about the same as that of classic beam / reflector and radiator / director combinations
Hen antenna per i 144 mhz
La Hentenna rientra tra le antenne Loop, come classificazione, ma come funzionamento e un mondo ase' stante
HF-NVIS and VHF Antenna System
This describes a portable antenna system that can provide both fifty mile range on 2 meters and 300 mile NVIS HF coverage on the 40M and 75M bands
Lightweight 4 Element Yagi for 144.3MHz
Antenna up at 1.4mm stainless steel rods and 11mm PE installation tubing as used by electricians
149
When compared to two-element antennas of conventional design, it can be assumed that the HB9CV gain of approximately 4.2 dBd 1 is about the same as that of classic beam / reflector and radiator / director combinations
La Hentenna rientra tra le antenne Loop, come classificazione, ma come funzionamento e un mondo ase' stante
This describes a portable antenna system that can provide both fifty mile range on 2 meters and 300 mile NVIS HF coverage on the 40M and 75M bands
Antenna up at 1.4mm stainless steel rods and 11mm PE installation tubing as used by electricians
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