Poor insulation of the attic shortwave antenna wire.
Attic wire antenna.
It did need a separate small gauge multi wire control cable to be run to the attic.
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.
Although the switch isn t rated for 70cm operation the manual says it will work on that band with a bit of acceptable loss.
Bend the wires as much as necessary to make the dipole fit into the available space.
With time bare copper oxidizes the wood where the wire is tightly stapled to absorbs some of this oxidization and forms a.
Attics are great locations for indoor antennas.
It s a long way from the rabbit ear designs you might think of when picturing indoor antennas and much cooler looking than the metal contraptions often found outdoors.
The ge 20431 futura outdoor indoor attic tv antenna is one of the best looking options on the market.
An ameritron 5 port remote rf antenna switch i had on hand was put into service.
The ge 33692 attic mount hd antenna is a notable example of an antenna specially designed for placement in the attic.
This antenna has all the reception power of an outdoor antenna but features a curved metal frame of reflectors that are designed for fitting easily into smaller attic spaces.
This is the most important aspect to improve.
For example you can install a wire dipole in almost any attic space.
Again stay away from metal and wires to maintain your pattern.
Don t worry if you lack the room to run the dipole in a straight line.