half wave end fed

half wave end fed

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• Experiments with 160m antennas - Experimentin wire antennas on top band using several type of aerials. This includes a 40 to 160 meters EndFed Half Wave kite antennas and 160m/80m loaded vertical antenna.
  [ Hits: 177 | Votes: 0 | Rating: 0 ]

• 60 Meter EF-HW antenna - 60 Meter End Fed Half Wave Antenna Tuner with large pictures of the 5 MHZ antenna tuner
  [ Hits: 565 | Votes: 5 | Rating: 9.4 ]

• End-fed 6-meter Zepp - A half-wave antenna can be end-fed or center-fed. An end-fed half-wave antenna may offer mechanical and construction advantages over a center-fed antenna. The radiation pattern for an end-fed half-wave antenna is no different than a center-fed half-wave antenna.
  [ Hits: 174 | Votes: 2 | Rating: 9 ]

• Vertical Dipole Array - A simple and awesome wire monoband antenna, very usefull for portable and dxpeditions usage, consist of two elements, a driver and the reflector. This endfed halfwave gives a very low take off angle and is very suited for chasing DX.
  [ Hits: 1255 | Votes: 2 | Rating: 6.5 ]

• Multiband end fed antennas - This is a 200 Watt PEP step up transformer for end fed full and half wave antennas without radials, designed as a 200 Watt PEP
  [ Hits: 2274 | Votes: 9 | Rating: 7.32 ]

• EFHW matching unit - End-Fed Half Wave matching unit project, based on a FT140-43 with SWR plot tests made using capacitor and without.
  [ Hits: 903 | Votes: 2 | Rating: 10 ]
• QRP Multi-band EFHW antenna for SOTA - Link End Fed Half Wave Antenna and Tuner for SOTA designed to work on 15m, 20m, and 40m.
  [ Hits: 1536 | Votes: 4 | Rating: 5.75 ]
• Yet Another EFHW Matcher - An end-fed-half-wave antenna matcher project based on a FT-82-43 core with a 100 pF and 45 pF capacitor in parallel
  [ Hits: 699 | Votes: 3 | Rating: 9 ]
• End-Fed HalfWave Matching Unit for SOTA operations - An end-fed half wave antenna matching unit made of 3:24 turns ratio on a FT140-43 toroid with a 150pF capacitor across the input.
  [ Hits: 259 | Votes: 0 | Rating: 0 ]
• End Fed Half Wave Antenna Coupler - A home made end-fed half-wave antenna coupler with antenna lenght calculator and counterpoise calculator based on center frequency. Includes pictures and drawings along to antenna homebrewing instructions with a home made on air wound transformer
  [ Hits: 282 | Votes: 0 | Rating: 0 ]
• EFHW autotransformer comparison - Two different ways to create autotransformer for end fed half wave wire antennas, by using ferrite or air core.
  [ Hits: 525 | Votes: 3 | Rating: 2 ]
• The End-Fed Half-Wave Antenna - Presentation - A very well done presentation about End-Fed Half-Wave antennas. This PDF document contains a summary of experiences in how to build custom EFHW antennas. Includes an interesting comparison table of UnUn configurations with recommended toroids, Wire size, turns and capacitors. An useful recap on common errors in building homebrew EFHW Ununs completes the document.
  [ Hits: 406 | Votes: 3 | Rating: 8.67 ]
• End Fed Half-Wave Antennas - An interesting article on end fed half-wave wire antennas with a couple of original experiments. Author illustrate the role of the QRP matchbox, and a 40/20 meter antenna with a center stub making it a large bandwidth antenna for 40 and 20. Includes also an 80/40 end fed with the typical coil to make it available on 80 merts band.
  [ Hits: 288 | Votes: 2 | Rating: 10 ]
• Speaker Wire EFHW Antennas 20m/ 40m - Author experiments end fed half wave antennas using common two conductore speaker wire, this article features a couple of end-fed halfwave wires for the 40M and 20M bands.
  [ Hits: 262 | Votes: 1 | Rating: 9 ]
• Trapped five band EFHW SOTA antenna - A trapped multi band end-fed-half-wave antenna for 40/30/20/17/15m.
  [ Hits: 424 | Votes: 1 | Rating: 10 ]
• A simple NonDirectional Antenna for 10 meter - This article is about a simple vertical end-fed-half-wave wire antenna for 10 meters that can be used in case of restricted space.
  [ Hits: 702 | Votes: 2 | Rating: 7 ]
• 1:49 unun for end fed half wave antennas - 1:49 UNUN using two stacked FT240-43 cores for end fed halfwave antenna. To match the end fed half wave antenna to the coaxial feeder, it is necessary to have a matching network or transmission line transformer.
  [ Hits: 398 | Votes: 10 | Rating: 8.1 ]

• Construction of a J-Pole antenna for 2 meter - If you like building good antennas, this one is for you. The J-pole is a slim, omnidirectional, half-wave antenna fed at the end through a quarter-wave shorted transmission line. Its predecessor is the famous Zepp antenna developed for the Zeppelin airship.
  [ Hits: 386 | Votes: 2 | Rating: 10 ]

• End fed half wave tuner - End fed half wave tuner a handy tool for field day and portable operations
  [ Hits: 1056 | Votes: 2 | Rating: 9.5 ]

• 3D Printed Accessories for the FT-817 and KX2 - DC plug adaptor using an XT60 connector. 18650 Lithium battery 3 cell carrier, Three band end fed half wave antenna, XT60 chassis mounted flange.
  [ Hits: 185 | Votes: 0 | Rating: 0 ]

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