antenna blog

antenna blog

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• 2m Quad Antenna - A basic drawing of a 2 meter quad antenna for 144 MHz
  [ Hits: 2332 | Votes: 5 | Rating: 5 ]

• 3 Element Yagi for 40 Meters  ^updated - An homebrew project for a 3 element coil-loaded Yagi beam antenna for 40 Meter band
  [ Hits: 1083 | Votes: 3 | Rating: 5.67 ]

• Building and Using an Experimental Beverage - An interesting article about planning and testing beverage antennas for 80 and 160 meters in a rural location
  [ Hits: 788 | Votes: 3 | Rating: 5.33 ]

• The 40/30 Pyramid - A dual band delta loop antenna resonating on 30 and 40 meters band using a single wire for the top slopers on both 30 and 40 meters and does not need any balun
  [ Hits: 704 | Votes: 0 | Rating: 0 ]

• A 10-6-4 three band dipole antenna - A home made dipole antenna for 10m, 6m, 4m bands made with two sections of 450 and 300 Ohm ladder lines, cut to achieve acceptable SWRs on all bands
  [ Hits: 1019 | Votes: 5 | Rating: 8.2 ]

• Chocking the End-Fed Antenna - Stop common-mode current when transmitting with an end-fed antenna. Unbalanced antennas are very prone to currents on the outside of the coax.
  [ Hits: 828 | Votes: 1 | Rating: 8 ]

• Testing Dipole vs Indoor Magnetic Loop Antenna - Testing performances of indoor antenna. A comparison of a magnetic loop antenna vs a classic wire dipole done using wsprlite on 30 meters band.
  [ Hits: 856 | Votes: 2 | Rating: 5.5 ]

• Horizontal Loop Antenna Experiments - The HF horizontal loop has been around for many years now. This article includes a YouTube video and discusses the reasons for looking at this antenna, its design, and its installation. There are some on-air comparisons against three regular double bazooka (coax) dipoles and the Par SWL End-Fed antenna.
  [ Hits: 926 | Votes: 5 | Rating: 8 ]

• DIY magnetic loop antenna by Chamaeleon Antenna - A page describing how to setup a magnetic loop antenna with the DIY Magnetic Loop Starter Kit produced by Chamaeleon Antenna. Includes a video and a detailed instructions to setup.
  [ Hits: 400 | Votes: 1 | Rating: 1 ]

• DIY NVIS Antenna Using a Mag Mount - NVIS antennas, also known as Near Incident Vertical Skywave antennas have a high angle of radiation. Something on the order of 60 degrees, to straight up to 90 degrees. A portable, easy to setup and cheap nvis antenna project.
  [ Hits: 651 | Votes: 4 | Rating: 5 ]

• A Ground Plane Antenna for NOAA Weather Stations  ^updated - An introduction to antennad including a DIY assembly instruction for a A Ground Plane Antenna for NOAA Weather Stations
  [ Hits: 2189 | Votes: 12 | Rating: 6.67 ]

• 40 m short vertical - A shortened and invisible wire antenna for 7 MHz
  [ Hits: 6202 | Votes: 17 | Rating: 7.65 ]

• LB3HC's hightech blog - LB3HC's hightech blog - Amateur radio, RF design, electronics, uC, software, Arduino, AVR, Antennas
  [ Hits: 186 | Votes: 0 | Rating: 0 ]

• VK4ZXX Ham Radio Projects Brisbane - Ham radio, amateur radio, satellite communication, radio, radios,antenna, antenna design, yagi, cross yagi, power divider, splitter, Brisbane.
  [ Hits: 246 | Votes: 0 | Rating: 0 ]

• RADIOAMATORO blog en ESPERANTO - An original amateur radio blog in Esperanto lenguage, all about ham radio, DX, antenna.
  [ Hits: 172 | Votes: 5 | Rating: 9 ]

• IV3ONZ's Ham Radio Blog - Ham radio activity and homebrew from Italy with some interesting article on QRSS, decoding interfaces, APRS and antennas
  [ Hits: 200 | Votes: 2 | Rating: 10 ]

• Maldol MFB-300 HF vertical antenna review - The Japanese-made Maldol MFB-300 HF vertical antenna offer extremely wide-band performance, with a specified frequency range of 1.0-60 MHz.
  [ Hits: 433 | Votes: 2 | Rating: 5.5 ]

• Arduino Antenna Rotator Controller - This is an attempt to build an Antenna rotator controller using Arduino Mega 2560 with a nice user interface showing the actual position of the antenna.
  [ Hits: 2338 | Votes: 14 | Rating: 6.71 ]

• Magnetic Loop RF Safety - Notes on the intensity of RF Field calculated on magnetic loop antennas. The magnetic field intensity of a mag loop is considerably higher than the E field probably due to the inductive portion of the resonant circuit creating the radiation (magnetic) in the near field
  [ Hits: 858 | Votes: 3 | Rating: 4 ]

• RF Front End Protector - If You are using a separate receive antennas then you need a good protection circuit to eliminate the possibility of blowing out the receiver front-end while using these auxiliary receive antennas specially on low bands.
  [ Hits: 177 | Votes: 0 | Rating: 0 ]

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