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Verticale_40-20-15-10 m


Si tratta di una tipica antenna 1/4 d'onda, cioe' ad un quarto d'onda, con riferimento sia alla lunghezza del radiatore verticale
post 23 Feb 2024
Verticale_40-20-15-10 m

Antenna Vertical Links

188



Antenna Verticale
The construction very simple starts with drilling the plate Made of aluminum, marking the holes for the base and for the panel PL

Vertical array Vertical antenna
Antenna verticale per bande basse a reattanza differenziale nelle configurazioni,40/80 -- 30/40/80 -- 40/80/160 -- 30/40/80/160

CB modified antenna for the 12m band
CB modified antenna for the 12m a quarter of a wave


Linear-loaded-short-dipole-21mhz

Linear loaded short dipole 21Mhz For my amateur radio activities on the HF bands I only have a 3.6 m wide balcony available for antennas. After some study I decided to experiment with a shortened dipole for the 15 m band

Rx antennas 4Square Rx Vertical Array

Rx antennas 4Square Rx Vertical Array My frequency design of 1.825 MHz a 90 degrees line would be 33,70 metersinstead of the previously calculated 33,27 m

A simple SWR Meter is to be used at HF

A simple SWR Meter is to be used at HF An SWR meter provides information about how well matched is your antenna with the transmitter and how well power is being radiated