helical

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helical

43 links - and 1 categories

Antennas : 160M
  • G7LRR Low Band Antennas - G7LRR Amateur Radio Site,160m Helical Antenna
    [ Hits: 3532 | Votes: 8 | Rating: 8.75 ]
  • The 160M Homebrew Vertical - The 160M "No Excuses" Homebrew Vertical is a 27 ft. vertical antenna, made from three 10 ft. PVC sections bolted together, and half wavelength of antenna wire helically wound around the PVC sections by K6MM
    [ Hits: 6587 | Votes: 15 | Rating: 6.14 ]
Antennas : 20M Antennas : Antenna Calculators Antennas : Helical
  • Helical Antenna Calculator - This is my simple implementation of the ARRL Antenna Book design equations for the axial-mode helical antenna.
    [ Hits: 4640 | Votes: 47 | Rating: 5.55 ]
  • A two dollar helical hf portable antenna - Here is an easily transportable vertical antenna for 20 meters collapsible to 4 feet that costs about $2.00 to make. This was created as a fun project to demonstrate how to enjoy operating HF in the field with a home-made portable antenna without spending a ton of money. Bev AH6NF (YL) made this antenna, tuned and ready to operate in less than one hour
    [ Hits: 22387 | Votes: 14 | Rating: 7.65 ]
  • 900 MHz Helical Antenna - Photos and description of a homebrewed 900 Mhz antenna
    [ Hits: 3778 | Votes: 14 | Rating: 4.64 ]
  • 2.4GHz Helix antenna  pop - Concise instructions on making a broadband helical antenna for 2.4GHz use, such as: 802.11b wireless networking 2.4GHz video links.
    [ Hits: 50974 | Votes: 110 | Rating: 6.13 ]
  • Axial-Mode Helical Antennas - Turn Helical Antennas Over Perfect Ground and Modeling Helices in NEC-2
    [ Hits: 1985 | 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 ]
  • Helical antenna - Wikipedia
    [ Hits: 1849 | Votes: 3 | Rating: 7 ]
  • Helical Feed Antennas - Helical antennas have long been popular in applications from VHF to microwaves requiring circular polarization, since they have the unique property of naturally providing circularly polarized radiation. Paul Wade W1GHZ
    [ Hits: 1917 | Votes: 2 | Rating: 3 ]
  • Gain of Helix - This article summarizes probably the most extensive numerical modelling calculations on the helical antenna ever performed.
    [ Hits: 1890 | Votes: 2 | Rating: 8.5 ]
  • 80 m helical antenna - Prototype of a 80 meters helical antenna on a 6 meters squid pole by VK2TTL
    [ Hits: 4267 | Votes: 6 | Rating: 4.17 ]
Antennas : WiFi Antennas : Windom
  • The Helical Windom Antenna - A marriage of the windom and slinky antennasm, article by NC4TC
    [ Hits: 2216 | Votes: 4 | Rating: 7.75 ]
Internet and Radio : Forums
  • Topband Homebrew Helical - Sharing information on Topband Homebrew Antennas, Base & Mobile
    [ Hits: 2263 | Votes: 3 | Rating: 8.67 ]
Operating Modes : WiFi : Long Range WiFi
  • Long Range Wi-Fi - Long range Wi-Fi antennas you can build. Helicals, parabolics, and biquads discussed. How to add external antennas to WUSB54GC and F5D7050 usb wireless adapters for long range connections.
    [ Hits: 11005 | Votes: 10 | Rating: 6.3 ]
Software : Circuit Design
  • Helical - A graphics-intensive bandpass filter program based on the helical resonator.
    [ Hits: 1887 | Votes: 2 | Rating: 9 ]

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