lp antennas

lp antennas

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• 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 ]

• The Bazooka Antenna - Notes on bazooka antennas by Katunk: a portable field antenna, sometimes called the double bazooka or a coaxial antenna.
  [ Hits: 4386 | Votes: 4 | Rating: 7 ]

• The versatile end-fed wire - Benefits and limitations of an end feed antennas. By Peter Parker VK3YE - first appeared in Amateur Radio, June 1998
  [ Hits: 8763 | Votes: 5 | Rating: 7 ]

• The HB9CV antenna - Basics and principles of the HB9CV antenna by Rudolf Baumgartner. This antenna join electric advantages of the two elements direct feeded aerials with the mechanical advantages of the Yagi antennas, in French.
  [ Hits: 5852 | Votes: 13 | Rating: 7 ]

• Better Results with Indoor Antennas - A different approach can help you optimize attic-bound aerial by W6HPH
  [ Hits: 2328 | Votes: 1 | Rating: 10 ]

• Copper J-Pole Antennas - Conejo Valley Amateur Radio Club, article edited by Rory Eikland, KG6HCU and Ken Larson, KJ6RZ, they have had excellent experience building and using J-Pole antennas, and share their experience on planning VHF and UHF Jpole antennas.
  [ Hits: 14128 | Votes: 15 | Rating: 7.07 ]

• Antenna Tuning - Tuning mobile and base antennas, measuring SWR.
  [ Hits: 6633 | Votes: 3 | Rating: 5 ]

• Hybrid Antennas - Antennas that use a combination of vertical and horizontal polarisation.
  [ Hits: 4712 | Votes: 2 | Rating: 6.5 ]
• Antenna Selection Made Easy - This page will help you answer important questions about antenna selection before you talk to a supplier. After reading this paper, you should be able to better determine the most important parameters you need to know for your antenna selection criteria.
  [ Hits: 2030 | Votes: 2 | Rating: 3 ]
• Groundplane Antennas at Various Heights - Mounting on Roof or at Ground Level? Why ground plane antenna works better at lower level.
  [ Hits: 989 | Votes: 3 | Rating: 10 ]

• Short Vertical Antennas and Ground Systems - This article describes how an effective ground system can be produced for a short vertical antenna.
  [ Hits: 23394 | Votes: 11 | Rating: 6.08 ]

• Yahoo! Groups : VHF_UHF_homebrew - Vhf and UHF homebrewers of hardware and antennas. Find help, idea, or someone with just the same interest as you.
  [ Hits: 675 | Votes: 0 | Rating: 0 ]

• Alpha Delta Communications - Manufacturers and distributors of coaxial surge protectors, coaxial switches, insultators, HF fixed wire antennas
  [ Hits: 3002 | Votes: 5 | Rating: 4.86 ]

• Valcom Fibreglass Whip Antennas - Manufacturer of Fibreglass Whip Antennas, Low and mediun Frequency, HF and VHF Antennas Specialized in the design and manufacturing of a full range of Beacon (MF), AM Broadcasting 540 - 1700 KHz, HF 1.7 to 30 MHz, VHF 30 to 156 MHz and UHF 200 to 500 MHz antennas.
  [ Hits: 3350 | Votes: 2 | Rating: 8 ]

• KB9VBR J-Pole Antennas - All copper J-Pole antennas for sale. 6 meter, 2 meter, 222 MHz, 440 MHz, LPFM, Marine, GMRS. Includes a construction plan in pdf format if you wish to build your own antenna.
  [ Hits: 6445 | Votes: 8 | Rating: 6.25 ]

• Decibel products - Base station antennas, now andrew corp.
  [ Hits: 5394 | Votes: 3 | Rating: 6 ]
• BAZ Spezialantennen - German antenna manufacturer for VHF UHF antennas, Quad-antennas, yagi-Antenna, LPDA-Antenna, W-Lan Antennas.
  [ Hits: 1741 | Votes: 10 | Rating: 8 ]

• Austin Antenna - Austin Antenna employs leading-edge antenna technology in the production of the highest performance antennas currently available. Marine Antenna, Multi-band Mobile, Point-to-Point, Base Station, Wide-band Land Based, LPDA, Linear Omni, Triplexer, Scanner Antennas
  [ Hits: 4142 | Votes: 7 | Rating: 8.43 ]

• Reimesch - Ham radio dealer based in germany offer RF power amplifiers, from Alpin and SPE, antennas, RFI suppression products and GSM GPRS products
  [ Hits: 11344 | Votes: 7 | Rating: 6.57 ]

• Getting Started in SW Listening - Excellent and exaustive guide to shortwave listening offered by monitoringtimes, includes operating guides, technical suggestions, buying guieds, antennas implementations and more, all what is needed by shortwave listening beginners.
  [ Hits: 5428 | Votes: 19 | Rating: 6.8 ]

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