Attic antennas are a great idea unless your attic is like mine.
Ham radio loop antenna attic.
Another local uses an hf loop antenna tacked up around the circumference of the ceiling of a second floor bedroom.
A second advantage to mounting the antenna in the attic is that you will be protected from lightning strikes in the event of severe weather.
In this video from julian oh8stn we see how an attic mounted magnetic loop solved a major antenna issue for julian s friend and former colleague in ukraine.
Bare copper antenna wire stapled directly on wood rafters causes loss of rf signal energy.
An attic coaxial cable trap dipole for 80 meter stealth loop an antenna that from long wire to yagi 80 40 meter attic antena antenna modeling.
In the middle of the house is a great room.
The antenna installation consists of the popular chameleon f loop with the rtrr rotator tuner all remotely controlled from the ham shack.
The house will act as a natural shield and as long as your attic mounted antenna system is independent to the rest of your antennas lightning won t be an issue.
Attic antennas iw5edi simone ham radio.
On vhf a beam antenna can work well in the attic even a rotator can be used.
Ham radio loop antenna attic.
Need lots of room keep them away from metal objects like heaters and ducts wire antennas can be run near the peak of the roof inside the attic bent in odd shapes to match the space available.
Many types of antenna can be mounted in the attic if you don t have radiant barrier tech shield.
Dipole and long wire antennas can also be used with mobile outdoor style auto tuners feeding them in an attic space.
September 30 2019 by zamira leave a comment.
The trusses in most of the house while difficult to manuever through allow for passage of an antenna with adequate clearances.
As with most antennas the more height the better for indoor operating however most hams recommend using low output power.
The attic shortwave antenna wire this is the most importantaspect to improve.
Attic mounted hf loop antenna in hoa does it work.
On hf wire beams can be run on the roof supports or the rafters these usually are good for one direction only but can be switched electrically for different coverage.
With his antenna matching unit providing an acceptable match he s on the air making contacts.
With time bare copper oxidizes the wood where the wire is tightly stapled to absorbs some of this oxidization and forms a loose yet lossy bond with the wire.
The roof is supported by engineered trusses.
The same dipoles and loops that you use in your attic can also be used in any other room in your home.
Again stay away from metal and wires to maintain your pattern.
This is great for the amateur radio operator that is providing net control activities during a skywarn severe weather activation.