Ham Attic Antenna
If the top of the antenna touches the walls or roof the performance may be affected slightly.
Ham attic antenna. Using the cq antennas center insulators from ke5fen. Many hams who live in covenant protected neighborhoods like to mount antennas in the attic to keep them out of sight. Attics are great locations for indoor antennas. Thanks david for the insulators first to comment below i ll send you an insulator in the mail.
It is theoretically possible to create a fire in the attic from your ham radio antenna but the conditions required for that to work require purpose and luck making this not a realistic concern for the typical attic farmer. For this you will need either 4 or 6 inch 10 2 or 15 2 cm thick wall pvc sewer or water pipe and a way to cut it in either 1 4 or 1 2 inch 0 6 or 1 3 cm spreaders. You will need a peak in your attic that is tall enough for the antenna to fit. On vhf a beam antenna can work well in the attic even a rotator can be used.
The attic shortwave antenna wire this is the most importantaspect to improve. The ge 20431 futura outdoor indoor attic tv antenna is one of the best looking options on the market. 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. 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.
Attic antennas many types of antenna can be mounted in the attic if you don t have radiant barrier tech shield. 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. The next one on the list is a cage dipole. For example you can install a wire dipole in almost any attic space.
Bare copper antenna wire stapled directly on wood rafters causes loss of rf signal energy. Antennas generally perform best when they re out in the clear but there is no law that says you can t use an outdoor antenna indoors. 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. If you attic isn t tall enough you could angle the antenna mounting to make it fit.
Again stay away from metal and wires to maintain your pattern. Falling through the roof is a much more likely scenario. For many years now designing antennas has been a passion for many a ham operator. The kb9vbr 2 meter j pole antenna is 69 inches tall overall.