Search Results for "antenna hf"719 links - and 17 categories
Antennas : 20M : 20 meter Dipole Antennas
- VK5AH -HF 4 Bander dipole
- A multiband 80-40-20-15 meters dipole wire antenna that can be extended to cover 160 meters too.
[ Hits: 49140 | Votes: 21 | Rating: 6.90 ]
- 2-Element-Yagis for HF
- 2-Element parasitic Yagis for the Shortwave-Bands 10-12-15-17-20-30m. The antennas are feeded with the DK7ZB-match. A quarter-wave choke of coax is grounded at the socket.
[ Hits: 44816 | Votes: 134 | Rating: 7.34 ]
- 3 Element Yagis Antennas for HF
- All these plans use the DK7ZB match
[ Hits: 24628 | Votes: 59 | Rating: 5.03 ]
- 2m VHF antennas with high gain
- 2m SSB/CW-12.5 Ohm Yagis with extrem high gain and small bandwidth.
These Yagis were constructed as ultra-light, portable Yagis with extrem high gain. They have small bandwidth and are working from 144,0-144,8MHz with good SWR.
[ Hits: 6939 | Votes: 8 | Rating: 7.63 ]
- 137 MHz QHF Quadrifilar APT Antenna
- This version of the 135MHz quadrifilar antenna for APT reception is an adaptation from Bill Sykes and Bob Cobey's article Taming the QFH which appeared in the March 1997 RIG magazine.
[ Hits: 5762 | Votes: 28 | Rating: 5.44 ]
- Dual Loop 80 and 40 Meter
- A dual loop antenna, ZZ Wave Net HF Wire Antenna Project by VE6VIS.
The antenna is basically a full wave 80 meter loop on top and a 40 meter loop on the bottom all supported from a 64 foot center support
[ Hits: 22647 | Votes: 14 | Rating: 6.00 ]
- 3 Element cubic quad for UHF
- Article in spanish with design and descriptio of a 3 elements cubic antenna for UHF
[ Hits: 4019 | Votes: 10 | Rating: 4.20 ]
- Antena Multibanda Colinear para HF
- A W5GI antenna description in spanish
[ Hits: 5688 | Votes: 9 | Rating: 6.44 ]
- Shortened Center-Fed Half-Wave Dipole
- Design your owm HF shiortened dipole
[ Hits: 2590 | Votes: 5 | Rating: 9.80 ]
- A two band halo for VHF Mobile
- 50 and 144 Mhz with a single mobile antenna system
[ Hits: 6252 | Votes: 6 | Rating: 2.67 ]
- Antenna Gain Comparison System
- This device goal is to optimize homebrew antenna for the V/UHF band. This tool, is based itself on the simultaneously comparison between two antenna, directly in dB. by IK0BDO
[ Hits: 2032 | Votes: 12 | Rating: 5.58 ]
- UA1DZ antenna - description and chart
- HF 4 bands (7-14-21-28) vertical antenna plan
[ Hits: 3555 | Votes: 5 | Rating: 6.00 ]
- DCTL Portable Antenna
- A Low -Power, Distributed Capacitance Twisted Loop , indoor portable HF antenna by Monty Northrup, N5ESE
[ Hits: 1933 | Votes: 2 | Rating: 10.00 ]
- Ultimate Portable HF Vertical Antenna
- A light and compact antenna that is easy to build, and easy to find parts for. Band coverage is 60 through 10 meters.
[ Hits: 3853 | Votes: 3 | Rating: 8.67 ]
- Secrets of a Successful Stealth Operator
- N5IW ideas to build your own antenna in a restricted lot, or a stealth antenna. Includes PPT files of HF and VHF stealth antennas.
[ Hits: 3543 | Votes: 2 | Rating: 5.50 ]
- HF Antenna and Tower Raising
- Raising a new tower and a pair of large beam antennas pictures and notes
[ Hits: 2670 | Votes: 2 | Rating: 5.50 ]
- Commsaudit uk, i/q quadrature , hf receivers, rf, multicoupler, multicouplers, switch matrix, antenna matrices, masthead amplifier,, vhf receiver, uhf,
[ Hits: 427 | Votes: 8 | Rating: 8.38 ]
- GS Manufacturing
- HF Mobile and maritime antennas for 40-80-160 meters
[ Hits: 1450 | Votes: 4 | Rating: 10.00 ]
- Stealth Telecom
- RF engineering solutions, HF VHF antenna systems and radio communications equipment.
[ Hits: 2216 | Votes: 1 | Rating: 10.00 ]
- Tactical Radios Manufacturers of HF and VHF Transceivers, NVIS Antennas, Portable and mobile antennas for military and commercial use.
[ Hits: 2228 | Votes: 1 | Rating: 10.00 ]
- RF HAMDESIGN
- An engineering oriented organization specializing in the design and manufacture of high performance parabolic antennas, 3dB high power RF couplers, Antenna power splitters, directional RF couplers and more items for RF transmission from HF through Microwave frequencies.
[ Hits: 1392 | Votes: 4 | Rating: 9.00 ]
- ICOMM Tele Limited
- Largest Capacity of 200,000 MT for Towers & market leader in India with backward integrated rolling & manufacturers of Shelters, V/UHF, Patch Panel Antennas, DIAS & DWDM Equipment
[ Hits: 783 | Votes: 2 | Rating: 5.50 ]
- Distributor of PKW antennas and Reimesch Kommunikationssysteme RF amplifiers. Manufacturer of HF wire antennas Based in France.
[ Hits: 1544 | Votes: 5 | Rating: 6.40 ]
- Duplexer for VHF and UHF
- Duplexer to use two transceivers and one antenna VHF UHF in spanish
[ Hits: 3075 | Votes: 3 | Rating: 7.00 ]
- SV1BSX Homebrew Corner
- Offer a wide range of homebrewing projects mainly for VHF UHF operations. From vhf antennas to preamplifiers, chargers and power supplies
[ Hits: 1297 | Votes: 8 | Rating: 10.00 ]
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