1 to 1 Balun

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1 to 1 Balun

82 links - and 2 categories

Antennas : Baluns
  • HomeBrew 1:1 4:1 9:1 Baluns - Circuit diagrams to homebrew different baluns by vk2awx
    [ Hits: 2328 | Votes: 14 | Rating: 3.65 ]
  • How build a 1:40 Balun - Italian page about a home made a 1 to 40 balun with pictures and measurements on HF bands.
    [ Hits: 1315 | Votes: 2 | Rating: 8 ]
  • The DC Isolated 1:1 Guanella - The DC Isolated 1:1 Guanella, transmission line transformer by N7ZWY
    [ Hits: 698 | Votes: 0 | Rating: 0 ]
  • Build your own HF balun - A balun is a MUST for dipoles or similar antennas when they are feed with coaxial cables. Many hams connect the center conductor of the coaxial cable to one side of the dipole, and the shield to the other. Wrong!
    [ Hits: 1639 | Votes: 5 | Rating: 5 ]
  • Balun designs - An introduction to Baluns, what they do and how to design efficinent baluns
    [ Hits: 749 | Votes: 1 | Rating: 10 ]
  • When and Where to Use Baluns - Baluns are usually used by Hams to feed dipole antennas with 50 ohm coax and to transpose from ladder line feeding a multi-band antenna to the unbalanced input of an antenna tuner.
    [ Hits: 1518 | Votes: 9 | Rating: 7 ]
  • Making a good balun - The normal way to make a good balun is to wind a core with a bifilar winding about 8-10 turns, and then connect the coax to one side and the antenna to the other.
    [ Hits: 499 | Votes: 0 | Rating: 0 ]
  • A Short Course On Baluns - An interesting article on basics about Baluns, intoducing the skin effects on radio frequency currents and its effects on receiving and trasmitting article by VE7FO
    [ Hits: 347 | Votes: 1 | Rating: 10 ]
  • 50:450 Ohm (9:1) Balun for vertical antennas - A page describing how to home made a custom 9:1 balun for a common portable wire antenna. The author suggest to use 4C65 or FT140-61 toroids instead of the common Amidon T200-2
    [ Hits: 516 | Votes: 11 | Rating: 6.72 ]
Antennas : Baluns : 1 to 1 Balun
  • Balun 1:1 - 1:1 Ruthroff voltage balun using a T200-2 Toroid core
    [ Hits: 1482 | Votes: 2 | Rating: 4 ]
  • How to Build a UN-UN - Building a 1:1 balun, aka un-un, with an Amidon Ferrite toroid core T 200
    [ Hits: 1063 | Votes: 6 | Rating: 4.17 ]
  • Broad band 1:1 current balun - A 1:1 current balun that offeres a almost flat swr curve from 1 to 30 MHz
    [ Hits: 2077 | Votes: 5 | Rating: 8.4 ]
Antennas : Baluns : 4 to 1 balun
  • Balun 4:1 - 4:1 Ruthroff voltage balun design using a T200-2 Toroid core
    [ Hits: 1285 | Votes: 3 | Rating: 6 ]
  • 4 to 1 Balun - 4:1 FB 3061 ROD x 2 balun can handle 125 Watts
    [ Hits: 913 | Votes: 6 | Rating: 6.5 ]
Antennas : CobWeb
  • DIY CobWebb Antenna - A DIY guide to build your own compact multiband HF antenna based on the G3TXQ version using a 1:4 balun. This article includes the full part list and instructions to assembly, including the center plate.
    [ Hits: 1003 | Votes: 6 | Rating: 7.5 ]
Antennas : Dipole Antennas : End-Fed
  • W3EDP Antenna - W3EDP antenna for 16 - 160 Meters, works by attaching the antenna to a balun and use coax to connect the antenna to the tuner.
    [ Hits: 2144 | Votes: 2 | Rating: 10 ]
Antennas : Multiband
  • HF Multiband end fed antennas - A multiband end-fed antenna that cover 3.5 to 30 Mhz using a 1:64 Balun based on a FT240-43 core
    [ Hits: 3723 | Votes: 6 | Rating: 4.67 ]
Antennas : VHF UHF
  • DIY Dual Band 144-440 MHz vertical antenna  updated - A homemade VHF/UHF vertical antenna made essentially with RG58 coax cable, with a 9 turns choke balun to prevent the shield acting as a RF Radiator.
    [ Hits: 1367 | Votes: 14 | Rating: 5.5 ]
Technical Reference : Radio Frequency Interference
  • The myth of SWR causing coax radiation - There are several reasons that can cause coax line radiation, most of them are related to wrong or missing use of a balun, but none can be imputed to load mismatch.
    [ Hits: 752 | Votes: 2 | Rating: 6 ]

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