20 10m rotary dipole.
10m dipole attic mounted.
The only concern with attic mounted antennas is the space available to you for mounting.
If erected as high as possible and in the clear then it can provide excellent performance for remarkably little cost.
Mac af4ps fp 51 note.
For example one of our local club members has earned his was worked all states and dxcc awards using 100w and a simple bent leg 20m dipole that snakes in and around his home s attic hvac system.
Aluminum plates or chicken wire can be used to create the.
The kb9vbr 2 meter j pole antenna is 69 inches tall overall.
A coaxial cable trap dipole antenna installed in the attic provides a surprisingly effective solution to hf operation on the 10 15 20 30 40 and 80 meter amateur bands at a qth with restrictive covenants that prohibit outside antennas.
Build a 10 or 20 metre yagi antenna in your attic building an effective hf antenna can be difficult when space is limited building a beam antenna may appear impossible if you don t have enough room to house the directors and reflectors required by these beam antennas.
The better your antenna the more success you will have making contacts.
This was installed at a previous qth i will be the first or millionth remember i m from fl to affirm that the antenna is the determining factor for success when it comes to one s station set up.
Once i installed the antenna on the roof and the tuner in the attic.
The infamous attic dipole.
The next figure shows that for installation heights below 0 5 λ.
You will need a peak in your attic that is tall enough for the antenna to fit.
If the top of the antenna touches the walls or roof the performance may be affected slightly.
Other locals are using screwdriver style mobile hf antennas that can work with a proper ground plane installed as a base below them.