Making a Cobwebb

Each side is around 2.7m 8ft 10in the elements are located on the spreaders by aluminium clout nails
post 01 Feb 2024
Making a Cobwebb

Antenna Cobweb Links


Antenna CobWebb 20m 17m 15m 12m 10m
Balun di corrente su toroide ( Amidon T200) avvolgere 8 spire sul toroide da un lato ed altre 8 spire dall'altro lato

Antenna project cobweb
After the success of my first cobweb antenna I decided to build a rigid version for my home QTH

Antenna Homemade SP3L CobWeb
My first Cobwebb was the design from G3TPW. And work very well, the only limitation was the small bandwith. After a year I was very happy with this kind of antenna and decided to make a definitive cobweb. This time i built the SP3L variant with an inproved bandwith


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