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Vertical open stub antenna 40/20 meter
Antenna has enough good parameters at the 40 and 20 meter Bands. Antenna does not need any counterpoises. Antenna should place at some distance say more the 1- meter above the ground
post 11 Mar 2024
Antenna Vertical Links →
Antenne Verticale raccourcie 40/80m
Vertical antenna shortened 40 / 80m the radiating part of the antenna is constituted by a telescopic mast stayed. Capacitive cap
Screwdriver antenna basic
A Screwdriver is a motorized antenna that extends and retracts, shorting a coil, which adjusts the length of the antenna as it is tuned
BigIR assembly
Below includes a few pictures of my assembly process along with some updated notes and area that are going to be stumbling blocks for anyone trying to put one together
BigIR MK III Vertical with 80 meter coil
The antenna does well on all bands including 60 meters. The SWR is low enough that I don't need to use the antenna tuner
Butternut HF2V 40/80 Meter Vertical
I bought this antenna used, but in new condition, at the moment I'm using 40 radials 11 meters long
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Vertical antenna shortened 40 / 80m the radiating part of the antenna is constituted by a telescopic mast stayed. Capacitive cap
A Screwdriver is a motorized antenna that extends and retracts, shorting a coil, which adjusts the length of the antenna as it is tuned
Below includes a few pictures of my assembly process along with some updated notes and area that are going to be stumbling blocks for anyone trying to put one together
The antenna does well on all bands including 60 meters. The SWR is low enough that I don't need to use the antenna tuner
I bought this antenna used, but in new condition, at the moment I'm using 40 radials 11 meters long
Antenna switch arduino for icom IC-7300 A solution built around an arduino nano and one of the readily available four relay switching boards
Satellite Antenna Rotator Controller and TRACker ARCTRAC is a portable integrated satellite tracking system
Duplexer 2m-70cm- Usare un'antenna bibanda 2/70 con due radio separate V/UHF, usare due antenne separate V/UHF con una singola radio bibanda