Cobwebb Antennas
Have we found the Holy Grail of HF Antennas ?
A compact, light, multi-band, omni-directional antenna with full size performance...too good to be true ?
Features / Specification
| Lightweight. |
| Size approx 8 ft x 8 ft. |
| 5 Band coverage ( 14, 18, 21, 24 and 28 MHz) Can also use on 6m with a little tuning !!! |
| 50 Ohm single coax feed. |
| Full size half wave dipole on each band. |
| Omni-directional, no need to rotate. |
| 7dBi gain similar to a standard dipole but without the end nulls. |
| Horizontal polarisation. |
| Confined electric field minimises potential for interaction / interference. |
| No traps or coils. |
| Power handling in excess of 2Kw |
An excellent source of information for anyone looking to build a cobwebb is a pdf file created by Steve Roberts (M0SJR). This file contains information and measurements for the cobwebb, click HERE to view the file or right click and select "save target as" to download.