big antennas

big antennas

Antennas : 2M

• 2m Big Wheel Antenna - A Useful Horizontally Polarised Omni-directional Antenna with Gain for 144 MHz
  [ Hits: 1322 | Votes: 4 | Rating: 7.75 ]

• W7AV 40 Meter Half Square - These antennas offer big gun DX performance on the low bands, yet they are surprisingly simple to build. Try one- you will like it!
  [ Hits: 4048 | Votes: 4 | Rating: 6.25 ]

• 2 Elements revesible verticals antennas - 2 element reversible verticals, small footprint, big results.
  [ Hits: 2475 | Votes: 1 | Rating: 8 ]

• VE7BQH Antenna Comparison Tables - Comparing many antennas for 50 MHz band
  [ Hits: 470 | Votes: 1 | Rating: 1 ]

• A 70cm Big Wheel Antenna - This is a 70cm big wheel antenna which is used at DB0FAI beacon
  [ Hits: 3039 | Votes: 4 | Rating: 4.75 ]

• Use of tripods to assemble and balance big antennas - Here is a way to ease assembly and balancing of a large antenna. The elements and boom are assembled separately in most cases. Once they are all together set up 2 tripods in the assembly area and put the boom on them.
  [ Hits: 2160 | Votes: 1 | Rating: 10 ]

• W5ALT Indoor Vertical Antenna - Base loaded vertical antenna that can be tuned on almost all HF bands, tuned by adjusting the a big coil by W5ALT
  [ Hits: 4527 | Votes: 17 | Rating: 7.05 ]

• Big Antennas by PA3EPN - Photos of setup of towers and antennas
  [ Hits: 10774 | Votes: 92 | Rating: 7.8 ]
• W0AIH Contest Station - Welcome to the farm, where the primary crop is big towers and antennas.
  [ Hits: 1701 | Votes: 5 | Rating: 9.8 ]

• HF Wire antennas - About HF Wire Antennas for field day or any day a basic wire antenna article
  [ Hits: 1957 | Votes: 5 | Rating: 7.16 ]
• HF Wire Antennas for Field Day - Dipole antennas, vertical half-wave dipole antennas with impedence tranformes that can be used for portable operations. Some well worn antenna configurations are the easiest and loudest lash-ups you can try.
  [ Hits: 220 | Votes: 0 | Rating: 0 ]

• VP2M DXpedition to Montserrat - Seven operators from six US States will travel to the small island of Montserrat in late January of 2007 to activate that island in a most unique way. Instead of big antennas, and tons of equipment, this DXpedition will instead focus on lightweight gear and portable operations.
  [ Hits: 387 | Votes: 1 | Rating: 10 ]

• Big Hair's Antennas - High Performance, HF, CB, base and mobile antennas
  [ Hits: 809 | Votes: 1 | Rating: 10 ]

• Bushcomm Antennas - Dipole, broardband antennas s/s, portables, manufacturer based in Perth, Australia.
  [ Hits: 4049 | Votes: 8 | Rating: 6.5 ]

• Unadilla Antennas - The Big Signal, W2AU, W2DU, W2VS, traps InLine, Intenna, An-sulator, End-sulator, Old Reliable by Unadilla Antenna Manufacturing Co.
  [ Hits: 3510 | Votes: 136 | Rating: 8.12 ]

• Remotely Controlled Camera by VK5SW - Remote viewing can be useful for Hams, in example remotely viewing antennas during a storm.
  [ Hits: 179 | Votes: 0 | Rating: 0 ]

• Vector network analyzer comparisons - Test comparison of different Vecto network analyzers, like N2PK VNA , AIM4170 by W5BIG , TenTec TAPR VNA , IW3HEV miniVNA , MFJ 259B using a HP 3577A VNA as reference by Rudy Severns N6LF
  [ Hits: 790 | Votes: 0 | Rating: 0 ]

• Big Signal - Amateur Radio HF Cubical Quad and Delta Loop antennas manufacturer based in Spain
  [ Hits: 1053 | Votes: 0 | Rating: 0 ]

• QRO Coaxial Relay for 50 MHz - Build a SPDT coaxial relay that can be used as a main Transmit/Receive relay or an A-B switch to select between two different 6m antennas
  [ Hits: 362 | Votes: 0 | Rating: 0 ]

• Reducing RFI from PoE Devices  ^new - Hams can be annoyed by noise from PoE cameras and access points. These devices and their long cables act like antennas, picking up and spreading unwanted radio signals. By wrapping ferrites around the cable will reduce this noise. It won't silence it completely, but it can make a big difference.
  [ Hits: 27 | Votes: 1 | Rating: 6 ]