EASY ANTENNA #2 : CANTENNA
Please see below photos, showing construction details.
**Completed Cantenna
Designed & Built by Author of this post (abcd567)**
The whip at top is ¼ wavelength i.e. 69mm (see dimension drawing below)
The whip is core wire of coax cable.
It can be bare copper wire OR copper wire + core insulation.
Shield (braid+foil) MUST be removed from the whip.
Image 1 of 4 : Construction Details 1
Image 2 of 4 : Construction Details 2
Image 3 of 4 : Construction Details 3
Image 4 of 4 : Fully Assembled
DIMENSIONS
Sketch 1 of 2: Pepsi Can Dimensions
Sketch 2 of 2: Whip Measurements.
Any one of the two connectors shown in the sketch below can be used
Details of whip, if insulated whip is used. The whip can also be un insulated bare copper wire like core wire of coax
Test Setup for CANTENNA
Picture 1 of 2
Image 2 of 2 : VRS Coverage
The range rings are 50 nm apart, the outermost blue ring is 300 nm from the receiver.
Cantennas using other types of cans:
Built by giacomo1989 http://forum.planefinder.net/threads/ads-b-diy-antenna.23/page-25#post-1530
Built by jepolch http://forum.planefinder.net/threads/ads-b-diy-antenna.23/page-74#post-2607
.