j antenna

j antenna

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• 21 mhz half wave GP Antenna - 21 mhz half wave ant -very low radiation angle - full size and light weight- all coax matching system - decoupling care to prevent low angle radiation degrade
  [ Hits: 3104 | Votes: 6 | Rating: 2.17 ]

• The Sperrtopf antenna for 2 meter band - By ON4CFC Pascal, describe how to build a Sperrtopf or Sleeve antenna for the 144 Mhz, PDF File by antennex
  [ Hits: 2676 | Votes: 4 | Rating: 6.5 ]

• N4JTE Antennas - Just Too Easy 40 meter reversible quads in two an three element version
  [ Hits: 2664 | Votes: 4 | Rating: 7.75 ]

• Receiving antenna for low bands  ^updated - K9AY loop antenna installed at PA6Z Contest group. This is a receiving antennas for the low bands (160m, 80m and 40m). Include schematics and info on a building the control box, preamplifier and low-pass filter
  [ Hits: 19594 | Votes: 12 | Rating: 7.91 ]

• Vertical half-wave aerials for 4m  ^updated - Practical designs pictures and alternative design of antennas for 70 Mhz by Ross Wilkinson G0WJR
  [ Hits: 8427 | Votes: 17 | Rating: 4.88 ]

• 80 meter frame antenna - This projects was developed as a result of experiments to become QRV on 80 meters, again, using the little balcony by SM0VPO
  [ Hits: 6594 | Votes: 8 | Rating: 6.5 ]

• Helix antenna for 2 meters  ^pop - Plan of a helix antenna for 2 meter satellite use by VK5ZAI
  [ Hits: 29404 | Votes: 25 | Rating: 6.17 ]

• The Stacked J-Pole - A stacked Jpole antenna plan by Gary - KGØZP
  [ Hits: 5210 | Votes: 6 | Rating: 6 ]

• W4JOH Cobra Antenna - The original Cobra antenna, is a multiband 160 or 80 to 10 meter, designed by W4JOH is built using standard insulated wire of about 14 gauge and fed with 450 ohm ladder line down to the shack into a tuner.
  [ Hits: 1710 | Votes: 1 | Rating: 10 ]
• EC2APU multiband wire antenna - Wire antenna for 10-15-20-40-80 meters band, with many drawings and description in spanish
  [ Hits: 6598 | Votes: 6 | Rating: 5.17 ]
• CQ amateur radio - W5GI Mystery antenna - Review of the W5GI Multiband Mystery Antenna by July 2003 Issue of CQ Amateur Radio
  [ Hits: 6447 | Votes: 7 | Rating: 6.14 ]
• Levy F9HJ Antenna - A small multiband antenna for vacation in french
  [ Hits: 5738 | Votes: 13 | Rating: 7.38 ]

• NVIS - What it is and how to use it - An interesting article on NVIS antennas, explaining basics of NVIS antennas and the main usage of this particular aerials by Patricia Gibbons
  [ Hits: 5397 | Votes: 11 | Rating: 8.73 ]

• Rhombic antennas - Rhombic antenna experiments by Jelmer PA5R
  [ Hits: 3518 | Votes: 6 | Rating: 10 ]

• W8JI Antenna Towers - 318 and 200 ft insulated towers
  [ Hits: 2257 | Votes: 1 | Rating: 10 ]
• KO4BB's Tower Building Project - Picture and description of a home made antenna tower
  [ Hits: 9080 | Votes: 4 | Rating: 9.25 ]

• Getting the most from your tuner - Here is how to adjust this popular tuner circuit so it transfers maximum power to your antenna without going snap
  [ Hits: 2827 | Votes: 3 | Rating: 6.33 ]

• KB3KAI Portable Roll-Up 2-Meter J-Pole Antenna - The twin-lead portable rollup J-Pole antenna, assembled and ready for deployment
  [ Hits: 733 | Votes: 2 | Rating: 8 ]

• JavaScript Electronic Notebook, K7MEM - It consists of a group of JavaScript driven web pages that are intended for use as a quick reference for Ham Radio operators or just anyone interested in electronics. Offer calculators for Resistors, capacitors, inductors, power supplies, filters, attenuators and antennas
  [ Hits: 3222 | Votes: 16 | Rating: 7.62 ]

• 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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