Hidden attic dipole antenna installation.
Attic dipole fire.
It works quite well or at least good enough for me.
For the most common type of antenna the dipole the high voltage point is the ends of the antenna.
According to the u s.
Again run your dipole as far away from metal as possible.
There are a lot of dipoles in attics out there the big limiting factor here is the size of your attic.
Antennas in the attic are a fire hazard this is one of my most favorite excuses because the factual case of a fire hazard is nearly impossible to make.
And even with all of the newly updated building codes and flame retardant building materials the number of residential attic fires isn t declining.
Posted on 2015 12 24 by james.
I installed the liquid tight conduit from my mechanical room to the attic of the house fire sealing all structural penetrations to ensure maximum safety while meeting code for electrical work which is not technically required in this case but is a best practice.
The infamous attic dipole.
It is possible to install a tuner in the attic and bring coaxial cable down from the antenna system to your station for a 1 1 swr on all bands.
My current amateur station uses an attic dipole that s nearly 60 feet long running along the roof peak with the last eight feet on each end bent along the attic walls.
Also commercial multiband or shortened dipoles work well.
The better your antenna the more success you will have making contacts.
Mac af4ps fp 51 note.
If you need more room consider zig zaging your wire just keep your turns at 90 degrees or more.
Dipole lengths 1 2 wave antenna 468 feet freq mhz band mhz length.
Federal emergency management administration fema there are over 10 000 attic fires each year resulting in an average of 35 deaths 125 injuries and 440 million in property damage.
