Search Results for "length of about 6 m"4 links
- TX Four Square Antenna
- A 220-ft tower that has five catenary lines, each about 500 feet long. Four of these lines, running NE, SE, SW, and NW support four 1/4-wavelength wire verticals used in a 160-meter four-square antenna.
[ Hits: 579 | Votes: 0 | Rating: 0.00 ]
- QM5 Yagi for 2 meters band
- The QM5 antenna is a simple 5 elements Yagi with 1.88 m boom length for the lower 144 MHz SSB/MGM band, I used it mainly for Sporadic-E and MS contacts. It exhibits a forward gain of 9.17 dBd; i.e. 11.3 dB forward gain over the isotropic radiator, while the F/R is about 11.5 dB. Elements
[ Hits: 5977 | Votes: 4 | Rating: 5.25 ]
- The Grid Yagi for 144 Mhz
- The Grid Yagi (or Grid Quad) is a high performance yagi antenna that can be built with readily obtainable inexpensive materials. Described here is a 6 element 2 meter version with a boom length of about 1 wavelength, shown
[ Hits: 2126 | Votes: 2 | Rating: 5.00 ]
- Really Low Frequency Operating
- The world below 500 kHz (The wavelength is 1500 meters or just about a mile) has a number of interesting listening and communications opportunities with possibly more to come.
[ Hits: 691 | Votes: 3 | Rating: 5.67 ]