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Antennas : 160M- A Practical Antenna for 160 Metres
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- 140 feet of insulated wire, the first half of which (70 feet) is space wound on an insulated tube.
[ Hits: 91249 | Votes: 45 | Rating: 6.59 ]
- 160M antenna for small lots or gardens
- Small & practical DIY inverted U antenna.
This design worked very well during the
2017 CQWW 160M SSB contest.
[ Hits: 1697 | Votes: 5 | Rating: 4.2 ]
- 40 m linear loaded dipole antenna
- The K4VX linear-loaded dipole for 7 MHz, simple and practical way to make a short but efficient 40-meter dipole.
[ Hits: 4742 | Votes: 6 | Rating: 5.83 ]
- Vertical half-wave aerials for 4m
- Practical designs pictures and alternative design of antennas for 70 Mhz by Ross Wilkinson G0WJR
[ Hits: 8416 | Votes: 16 | Rating: 5.12 ]
- Two portable antennas for 6-meter
- VE7CA reprint an interesting article taken from arrl antenna compendium. Two elegant practical and portable 6-meter gain antennas, a two-element quad and a tree-element Yagi antenna for 50 Mhz-6 meter band
[ Hits: 4791 | Votes: 1 | Rating: 10 ]
- 6 Elements Yagi Antenna on 50 MHz
- This is a design based on the QuickYagi 4 software by WA7RAI with some changes for practical reasons. The beam uses 6.5 metres of standard 25mm square boom, 12mm diameter elements without tapers. The actual boom length used is 6.3 metres and all parts are readily available.
[ Hits: 131 | Votes: 2 | Rating: 6 ]
- Sleeve Baluns
- Sleeve baluns are normally used at VHF and higher. As a general rule, they are not practical at HF.
The balun can be inverted and used as a skirt to form part of the antenna element
[ Hits: 1017 | Votes: 1 | Rating: 4 ]
- Testing End Fed Long Wire Antenna
- Testing a 27.2 metre end fed long wire antenna,used for SOTA activations placed as an inverted V. The author reports in this article an on the field practical result.
[ Hits: 165 | Votes: 0 | Rating: 0 ]
- A 16 Turn S-Band Helix
- This design represents the smallest practical antenna for Oscar-13 mode-S. Perfect beacon reception at all times is possible, and acceptable SSB even at 43,000 km range.
[ Hits: 8906 | Votes: 4 | Rating: 7.5 ]
- Practical Yagi Building
- A practical guide on hombrewing Yagi antennas, including notes on Driven Element, Transformation & Symmetrising Coax Lines, Full Boom length vs. electrical length, Elements & Insulators on Boom and additional tips and tricks, in English and German
[ Hits: 363 | Votes: 0 | Rating: 0 ]
- A Horn Antenna for 2.4 GHz.
- This Antenna is not really practical for AO-40 reception, but horn antennas have a number of qualities useful in microwave antenna testing and noise figure measurements.
[ Hits: 10956 | Votes: 32 | Rating: 3.82 ]
- Practical HF Log Periodic Antennas
- This QST article describes the electrical and mechanical design process for two LPs that cover the HF bands from 10-30 MHz
[ Hits: 910 | Votes: 1 | Rating: 5 ]
- The Balcony Mounted Magnetic Loop Antenna
- A NEC Model Comparative Analysis of Physical Orientation and Performance. The small magnetic loop is a useful compromise antenna for limited space and portability. For this reason, the magnetic loop antenna is a practical high frequency antenna solution for the restricted space of apartment dwellers
[ Hits: 814 | Votes: 3 | Rating: 9.67 ]
- A Multi-band HF loop antenna
- The multi band HF loop antenna, a good performer on 80 and 40-10 meters. This excellent article covers all aspects of designing a resonant loop antenna, examining gain and radiation patterns, and describing practical notes on how to build this antenna.
[ Hits: 11210 | Votes: 26 | Rating: 6.76 ]
- Balcony Dipole Antenna for 20 Meter
- Antenna may be made practically from any wire (strand, solid) having a reasonable diameter 0.5 2.0 mm (24- 12 AWG). Antenna may be installed at any balcony of 3 to 6 meter length.
[ Hits: 338 | Votes: 3 | Rating: 10 ]
- VHF/UHF Yagi Antenna Design
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- Design your VHF UHF Yagi antenna online, a JavaScript enhanced web page that implements the design of an antenna for 2m and 70cm bands. This page offers a streamlined experience for Yagi antenna design enthusiasts. It assumes prior knowledge of Yagi design principles, minimizing distractions with a user-friendly interface. Equipped with essential equations, it provides instant design feedback. Red font warnings indicate design limitations, ensuring practical results. Constraints include Gain (11.8-21.6 dBd) and Boom Length (2.2-39 wavelengths), with additional frequency-dependent restrictions noted in input fields.
[ Hits: 147387 | Votes: 1105 | Rating: 6.95 ]
- ZigZag Antenna - VHF/UHF unconventional antennas
- An unconventional antenna family, the VHF/UHF Zigzag Dipole Antennas. Design, theory and practical construction, transformation and balancing with a half wave balun.
[ Hits: 745 | Votes: 2 | Rating: 8.5 ]
- 43AX101 Ben
- Home page of 43AX101- Ben. Practical informative site for 11-meter operators DX-ing the South Pacific, DIY antennas,propagation & monitor updated daily.
[ Hits: 3497 | Votes: 91 | Rating: 8.73 ]
- YouTube : AO-51 Videos
- Videos of AO-51 operations. Randy K7AGE has produced a number of practical and useful videos including good info on a minimal antenna setup for AO-51 reception.
[ Hits: 1577 | Votes: 2 | Rating: 6.5 ]
- Safe,effective grounding
- Practical applications for end-fed antenna transformers and safe, effective grounding
[ Hits: 1182 | Votes: 1 | Rating: 10 ]
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