helix antenna

helix antenna

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• 70 cm Helix Antenna - Helix antenna 432/435 MHz 14 turns. This 50 ohm impedance antenna allows, when fed with 25/50W of SSB RF, to join the orbiting satellites like AO-40 and AO-10 very easily
  [ Hits: 255 | Votes: 2 | Rating: 10 ]

• Helix Antenna Calculator - Online helix antenna designer, calculate size of helix antennas online
  [ Hits: 2018 | Votes: 27 | Rating: 5.42 ]
• Helix antenna with match calculator - Helix antenna online calculator with match calculator
  [ Hits: 1255 | Votes: 15 | Rating: 4.67 ]
• Helical Antenna Design Calculator - Helical antennas invented by John Kraus give a circular polarized wave. They are one of the easiest to design. Find a tube with a circumference equal to one wavelength, and wrap wire in a helix spaced a quarter wavelengt
  [ Hits: 2162 | Votes: 16 | Rating: 6.63 ]

• Helix antenna for 435MHz - homebrew an helix antenna for 435 MHz by VE2ZAZ
  [ Hits: 3719 | Votes: 4 | Rating: 2.5 ]
• Helical Antenna for WiFi - Improved Helical Antenna Design for 802.11b WLAN by PA0HOO
  [ Hits: 2892 | Votes: 5 | Rating: 6.4 ]
• Helix Antenna - Helix antenna design and construction details
  [ Hits: 1379 | Votes: 5 | Rating: 4.6 ]
• Helix Antenna for 7 MHz - From his simple ham radio antennas series, KH6JRM describe an interesting short vertical helix antenna for th 40 meters band
  [ Hits: 1641 | Votes: 2 | Rating: 2.5 ]
• Helical Antennas -Theory - Helical antenna or helix antenna is the antenna in which the conducting wire is wound in helical shape and connected to the ground plate with a feeder line. It is the simplest antenna, which provides circularly polarized waves.
  [ Hits: 137 | Votes: 0 | Rating: 0 ]

• How to straighten Microbore copper tube - Article and video showing a technique to straighten Microbore copper pipe that is useful in antenna construction. This technique has been implemented to build a Quadrifiliar Helix antenna.
  [ Hits: 326 | Votes: 0 | Rating: 0 ]

• Normal Mode Helix Antennas for HF - Normal Mode Helix Antennas for HF Mobile
  [ Hits: 1595 | Votes: 4 | Rating: 3.75 ]

• Helix Antenna for 137 MHz - A Quadrifilar Helix Antenna for 137 MHz By George Goodroe, KF4CPJ
  [ Hits: 2174 | Votes: 6 | Rating: 4.5 ]
• Making a Quadri Filar Helix antenna - A homemade Quadri filar Helix Antenna project with detailed pictures that can inspire and guide you on building your onw QFH antenna sor 137 MHz.
  [ Hits: 207 | Votes: 0 | Rating: 0 ]
• How To Build a Quadrifilar Helix Antenna for Weather Satellites - How to build a QFH (Quadrifilar Helix Antenna) to download images from weather satellites. A complete tutorial on assembling QFH antenna at home with simple and common tools
  [ Hits: 697 | Votes: 6 | Rating: 7.17 ]
• Making a Quadri Filar Helix antenna  ^updated - Lot of pictures, drawings and schematics to build your own QFH Quadri Filar Helix antenna for 137 MHz satellite signals reception
  [ Hits: 459 | Votes: 7 | Rating: 3.43 ]

• Measuring 2.4 GHz Helix Antennas - It is not very difficult to design and make a helix antenna for a specific frequency and gain. It is more difficult for the serious experimenter to make precise measurements of the finished antenna.
  [ Hits: 748 | Votes: 5 | Rating: 9.2 ]

• WiFi Helical Antenna Design - DIY a Wi-FI Helical Antenna for better performances, a project by PA0HOO i Dutch end English
  [ Hits: 1456 | Votes: 4 | Rating: 4.5 ]

• Decoding Weather Satellites - Receiving & Decoding NOAA Weather Satellites using a simple rtl-sdr dongle, a helix antenna and a Windows PC
  [ Hits: 195 | Votes: 1 | Rating: 1 ]

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