Welcome
to COIN - Community Owned Information Networks
Antennas
Tin Can Antenna
The old wire segment feed
Coffee can antenna on camera stand
3D simulation (4nec2) of coffee
can antenna
Close-up of the feed element
Tin Can Antenna with new feed
element
The latest coffee cantenna is based
upon the previously extremeTech design using a conical feed
instead of the simple wire segment. The cone is made out of
copper sheet
