array antenna
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Antennas : 15M- Monster Quads
- N6LF tells us about his monster two-element 40-meter quad, with bonus three elements on 20 and 15
meters.
[ Hits: 6373 | Votes: 0 | Rating: 0 ]
- A Potpourri of 160-Meter Verticals
- A potpourri of 160-Meter vertical antennas and modeling issues, inverted-L, 3-element parasitic array, 1/4-wavelength monopole
[ Hits: 3647 | Votes: 0 | Rating: 0 ]
- Single support gain antennas for 80-160 meters
- On 80 and 160 meters an antenna with modest gain and good front-to-back (F/B) ratio, along with a steerable pattern, can be very effective for contesting.
[ Hits: 3402 | Votes: 0 | Rating: 0 ]
- Four over Four for 144MHz
- This article describes the 144MHz horizontally polarised antenna at VK1OD in November 2008.
The antenna uses two identical four element arrays that were constructed around 1970
[ Hits: 1969 | Votes: 1 | Rating: 1 ]
- W1ZY 40 meter moxon antenna
- W1ZY's 40 Meter MOXON is the product of 9 months of experimentation. The final array is reversible and constructed from No. 12 insulated wire fed through two RF current baluns
[ Hits: 3341 | Votes: 2 | Rating: 6 ]
- Using the half-square antenna for low bands
- Can’t put up a really high horizontal antenna for 80-meter DXing? Maybe the vertically polarized Half-Square might be the antenna for you.
[ Hits: 3209 | Votes: 3 | Rating: 6.33 ]
- Yagi for 80 and 40 meters
- Design plan of an array of a two element yagis for 80m and a 3 element 40m antenna sharing a single 12 meters long boom by EA5DY
[ Hits: 1732 | Votes: 4 | Rating: 6.5 ]
- Hex Array - 80/40 Meter Vertical
- This page describes a homebrew 80/40 meter trap vertical antenna. Includes an interesting antenna raising system that allow easy setup and tuning.
[ Hits: 7621 | Votes: 2 | Rating: 5 ]
- Bruce arrays for 80 and 160m
- Antennas with gain and bandwidth for 80 and 160 meters band. Simple wire antenna capable of considerable gain
[ Hits: 9003 | Votes: 3 | Rating: 9.33 ]
- Directional arrays
- About collinear array antennas
[ Hits: 4385 | Votes: 0 | Rating: 0 ]
- The 7-Hex Driven Vertical Array
- The array consists of 7 vertical antennas arranged as 6 verticals in a hexagon shape plus 1 additional vertical in the center of the hexagon
[ Hits: 1782 | Votes: 0 | Rating: 0 ]
- Definition of Collinear antenna array
- Wikipedia page about collinear antenna arrays
[ Hits: 3986 | Votes: 4 | Rating: 2.75 ]
- An 8x2 Element Array Antenna For 144 MHz
- The Contesters Choice
[ Hits: 2700 | Votes: 2 | Rating: 6.5 ]
- The K7TJR Array 160m antenna
- Anyone attempting to work DX on Top-Band 160 Meters, soon learns of the need for a good receiving antenna. This is a 160 meter 8 element receiving array.
[ Hits: 2085 | Votes: 1 | Rating: 10 ]
- Baluns on Log Perodic Antennas
- Some antenna manufacturers place baluns at the incorrect location in LPDA arrays. If we consider what the balun does we can see how the mistake occurs.
[ Hits: 1602 | Votes: 2 | Rating: 8.5 ]
- Log Periodic of Another Sort
- A log periodic dipole array (LPDA) antenna design that offer continuous low SWR in 13-30MHz range
[ Hits: 4818 | Votes: 2 | Rating: 9 ]
- BiQuad Antenna for 144/440
- This is a vertically polarized Broadside and Collinear Array each Loop is a vertically polarized Broadside Array both the right and the left side of the Loop is a bent 1/2 wave dipole working 180 degrees out of phase with the other one and that gives you 4.15dbi of gain by KE4UYP
[ Hits: 7595 | Votes: 14 | Rating: 4.86 ]
- Optimizing half-wave sloper arrays for 160 meters
- This article presents a 160-meter variation of this family of antennas and, more importantly, a discussion of the details of how to get such a beast
working really well.
[ Hits: 5234 | Votes: 2 | Rating: 7 ]
- HiZ-Antennas
- High impedance amplifiers for shortened vertical antennas, Array matched and Optimized 15dB Preamplifier
[ Hits: 857 | Votes: 2 | Rating: 6 ]
- wb4bcr Receive 4 Square Control Unit
- Build a Receive 4 Square Array! Make your own 160 meter 4 square receive antenna.
[ Hits: 738 | Votes: 1 | Rating: 1 ]
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