Semplice collineare per i 145 Mhz
La taratura dell'antenna E' semplice, basta spostare i collarini avanti o indietro a seconda delle misurazioni del rosmetro
post 19 Dec 2021
Antenna for UHF VHF Links →
HB9CV Antenne
I was able to set a maximum standing wave ratio of 1: 1.1 at 144.300 MHz. The HB9CV works really well.
Helix antenna for 2 metre satellite
Construction of the helix antenna is mechanically a little more difficult than a Yagi and requires a reflector behind it to function properly
J Antenne For 2m
A J antenna in fact a ZEPP antenna can be considered as a whole wave radiator with one dipole half (=1/2) folded
149
I was able to set a maximum standing wave ratio of 1: 1.1 at 144.300 MHz. The HB9CV works really well.
Construction of the helix antenna is mechanically a little more difficult than a Yagi and requires a reflector behind it to function properly
A J antenna in fact a ZEPP antenna can be considered as a whole wave radiator with one dipole half (=1/2) folded
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