antenna hf

antenna hf

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• Petlowany Three-Band Burner Antenna - The Petlowany Three-Band Burner is a simple, low-cost, trapless short vertical antenna which amazingly works on three HF bands (20, 15 and 10 meters). This web page contains pictures, performance data, and enough construction details so you can homebrew your own.
  [ Hits: 6057 | Votes: 5 | Rating: 7.2 ]

• HF Copper Loop for 20 and 15 meters - A Small Transmitting Loop Antenna for 14MHz and 21MHz. This is an antenna you might consider if you have limited space, by Lloyd Butler VK5BR
  [ Hits: 7744 | Votes: 1 | Rating: 5 ]

• Slim Jim 2m Vertical - This VHF 145 MHz antenna is easy to build and with no radials. It shows equal gain of 5/8 lambda. It is light weight, you can hang it somewhere (on a tree may be) and work.
  [ Hits: 3391 | Votes: 3 | Rating: 6 ]
• J Beam antenna for 2 meters and up - Article by Ed Bathgate, N3SDO as published in CQ VHF Magazine July, 1988
  [ Hits: 2998 | Votes: 0 | Rating: 0 ]

• Bazooka antenna for 40 meters - A bazooka antenna project for the 7 Mhz, includes dimension for to homebrew your own bazooka for HF bands
  [ Hits: 8644 | Votes: 13 | Rating: 6.69 ]

• 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: 25275 | Votes: 16 | Rating: 5.38 ]

• CobWeb multiband folded dipole - The cobweb antenna it is basically a 5 band antenna comprising of 5 full half wave dipoles for each band - between 10 meters and 20 meters, the antenna is also resonant on 6M and can be modeled even for VHF frequencies.
  [ Hits: 8631 | Votes: 0 | Rating: 0 ]
• The Cobweb HF Antenna - The G3TPW Cobwebb antenna covers five bands, 14 - 28 mhz, including the WARC bands
  [ Hits: 6030 | Votes: 4 | Rating: 6.25 ]

• Axial-Mode Helical Antennas - Turn Helical Antennas Over Perfect Ground and Modeling Helices in NEC-2
  [ Hits: 1987 | Votes: 4 | Rating: 1.75 ]
• Axial-Mode Helical Antennas - Notes on Axial-Mode Helical Antennas in Amateur Service. Helix Basics, Modeling Issues, and Short Helical Antennas Over Perfect Ground
  [ Hits: 1651 | Votes: 0 | Rating: 0 ]

• Conductors for HF Antennas - Putting up an antenna for the low bands? What kind of wire will you use? This analysis may change your plans.
  [ Hits: 2276 | Votes: 4 | Rating: 9.25 ]
• Conductors for HF antennas : Foil - About foil conductors
  [ Hits: 1385 | Votes: 0 | Rating: 0 ]

• Building A 2-meter J-Pole Antenna - Buildin a VHF Jpole antenna with detailed pictures
  [ Hits: 4222 | Votes: 7 | Rating: 6 ]
• The DBJ-1 VHF-UHF Dual Band J-Pole - Searching for an inexpensive, high performance dual band base antenna for VHF and UHF ? Build a simple antenna that uses a single feed line for less than $10.
  [ Hits: 6290 | Votes: 5 | Rating: 6 ]

• 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: 4371 | Votes: 3 | Rating: 8.67 ]

• Common vhf amateur radio antennas - Plans and drawings of common amateur radio antennas, like jpoles, copper cactus, super jpole, omnidirectionals and quads
  [ Hits: 2102 | Votes: 2 | Rating: 9 ]

• The ZS6BKW Multiband HF Antenna - Antenna design from ZS6BKW (G0GSF), similar to the G5RV, but it actually resonates on five bands It's only 90 ft long 27.51 m, with a 40 ft 12.2 m downlead
  [ Hits: 6517 | Votes: 8 | Rating: 6.88 ]

• Comprod Communications - Maker of robust and strong commercial and amateur radio VHF UHF antennas
  [ Hits: 413 | Votes: 0 | Rating: 0 ]

• A Coax Switch - An inexpensive coax switch. shows a proven inexpensive home-made antenna selection switch. If you question the use of a cheap slide switch and SO239 coax sockets, read on. Measurements in a physics lab showed there to be practically no reflection on HF and even on 70 cm the SWR was below 1.3 : 1
  [ Hits: 9681 | Votes: 8 | Rating: 7.5 ]

• 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: 1514 | Votes: 9 | Rating: 9.78 ]

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