Attic Shortwave Antenna

The better your antenna the more success you will have making contacts.

Attic shortwave antenna. The ge 33692 attic mount hd antenna is a notable example of an antenna specially designed for placement in the attic. This antenna is end supported and designed to receive the major shortwave bands between 90 meters and 16 meters. It uses only 4 wires and a unique antenna property called harmonics to get 8 bands using only 4 wires. Clearstream 4v hdtv antenna.

The antenna comes with a 3 coaxial cable to attach the antenna bnc output to a so 259 pl 259 input of your receiver most receivers. Ehrenfried g8jnj i ve recently been looking at designs for an efficient antenna that would fit in a loft. It s possible to make a multiwire dipole out of 4 or 5 conductor tv antanna rotator cable. Mac af4ps fp 51 note.

This antenna spans a tuning range spanning 3 5 mhz through 40 mhz and thus covers 80 10 meters on the amateur radio bands all international shortwave bands plus the 11 meter cb bands. Indoor multiwire shortwave antennas. Here are the main types of commercially made indoor shortwave antennas from the least performing to the best performer. Bare copper antenna wire stapled directly on wood rafters causes loss of rf signal energy.

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. Even then a small indoor loop antenna installed temporarily out on the balcony when you need it is better than an indoor one. 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. 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.

Oh it s fine for fm but shortwave antennas need to be at least fifty feet long to be useful. Your little portable shortwave radio has a useless antenna. The infamous attic dipole. All it takes is a very fine wire.

The attic shortwave antenna wire this is the most importantaspect to improve. Again it is a compromise but an excellent performer the perfect antenna does not exist. The indoor shortwave antenna is a compromise when you cannot install an outdoor antenna. Indoor or attic antennas have several advantages.

I hoped to find something that would work on with a 100 watt hf transceiver on all bands from 80m through to 6m. 1 no rain no corrosion no wind damage 2 little possibility of lightning strike 3 no problems with property association communists and 4 no need for trees or other external supports. 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. I can t put up some big ugly antenna.