1 to 1 Balun

homebrew 1 to 1 balun

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Home : Antennas : Baluns : 1 to 1 Balun

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  • A 1:1 Coaxial Balun
    PDF article about a coaxial 1:1 balun, original concept by I4BBE using a quarter-wavelength and the three-quarter-wave adapting sections with the 50-Ohm coaxial cable by I0QM
  • Simple HF Baluns for 50/75 ohm coax
    Show diagrams, winding methods and tables of some 1:1 and 4:1 baluns for 1.8 - 30 MHz suitable for use up to 200W (400W peak) on systems using 50 or 75 ohm coaxial cable input where SWR should not exceed 1.6:1.
  • A model of the W2DU 1:1 choke balun
    Notes on making the W2DU choke balun by placing several ferrite sleeves around a coaxial cable.
  • A Cost Effective Current-mode 1:1 Balun
    A cost effective current-mode 1:1 balun can be constructed from a length of coax and a rod typically used for a broadcast antenna loop-stick, some electrical tape, cable ties, a length of PVC water-pipe and some connectors.
  • Low cost 1:1 balun
    A balun don't depend on use of ferrite beads, but use steel wool to attenuate any RF on the outer braid
  • 1 to 1 Current Balun - A 1:1 current balun by N5ESE
    [ Hits: 3585 | Votes: 4 | Rating: 2.00 ]
  • 1:1 Current Balun - A homemade 1:1 current balun, made with a RG-232 3 turns using 5 4C6 cores.
    [ Hits: 993 | Votes: 1 | Rating: 1.00 ]
  • 1:1 HF Balun - OZ2CPU home made 1 to 1 HF balun made with a 4C6 Philips core and copper wire windings
    [ Hits: 1146 | Votes: 4 | Rating: 4.75 ]
  • A 1:1 Coaxial Balun  pop - PDF article about a coaxial 1:1 balun, original concept by I4BBE using a quarter-wavelength and the three-quarter-wave adapting sections with the 50-Ohm coaxial cable by I0QM
    [ Hits: 42235 | Votes: 20 | Rating: 7.68 ]
  • A Cost Effective Current-mode 1:1 Balun - A cost effective current-mode 1:1 balun can be constructed from a length of coax and a rod typically used for a broadcast antenna loop-stick, some electrical tape, cable ties, a length of PVC water-pipe and some connectors.
    [ Hits: 7395 | Votes: 1 | Rating: 10.00 ]
  • A model of the W2DU 1:1 choke balun - Notes on making the W2DU choke balun by placing several ferrite sleeves around a coaxial cable.
    [ Hits: 8077 | Votes: 6 | Rating: 2.50 ]
  • Air Cored 1:1 HF BALUN  updated - An air cored 1:1 balun for 3.5 to 30.0 MHz
    [ Hits: 2968 | Votes: 5 | Rating: 3.20 ]
  • Balun 1:1 - 1:1 Ruthroff voltage balun using a T200-2 Toroid core
    [ Hits: 1008 | Votes: 1 | Rating: 7.00 ]
  • Balun for HF wire dipoles - a neat 1:1 50 ohm balun for use on HF horizontal wire dipoles.
    [ Hits: 3081 | Votes: 1 | Rating: 2.00 ]
  • Broad band 1:1 current balun - A 1:1 current balun that offeres a almost flat swr curve from 1 to 30 MHz
    [ Hits: 1105 | Votes: 1 | Rating: 9.00 ]
  • Double Guanella Balun - Hi-res pictures of a double 4:1 guanella balun by PA1HR
    [ Hits: 305 | Votes: 0 | Rating: 0.00 ]
  • Ferrite Balun for HF - Diagram and sample ferrite balaun for 1.8-30 MHz
    [ Hits: 584 | Votes: 1 | Rating: 10.00 ]
  • How to Build a UN-UN - Building a 1:1 balun, aka un-un, with an Amidon Ferrite toroid core T 200
    [ Hits: 771 | Votes: 3 | Rating: 4.00 ]
  • Low cost 1:1 balun - A balun don't depend on use of ferrite beads, but use steel wool to attenuate any RF on the outer braid
    [ Hits: 5819 | Votes: 3 | Rating: 6.33 ]
  • N5ESE's 1:1 Current Balun - classic 1:1 current balun
    [ Hits: 3421 | Votes: 2 | Rating: 1.00 ]
  • Practical Guanella 1:1 balun - This article proposes a lossy transmission line model of a practical Guanella 1:1 balun that is effective for all frequencies within and immediately adjacent to the pass band
    [ Hits: 3289 | Votes: 2 | Rating: 1.00 ]
  • QRP 1:1 Current-type Balun for Portable Use - A ferrite-loaded coaxial RF choke which just happens to yield the same result as a 1:1 current balun
    [ Hits: 2690 | Votes: 2 | Rating: 3.00 ]
  • RF Choke - RF choke in a 1:1 balun by PD9X
    [ Hits: 326 | Votes: 2 | Rating: 1.00 ]
  • RF Choke Balun - Constructing an Ugly 1:1 RF Choke Balun by M0JCQ
    [ Hits: 430 | Votes: 2 | Rating: 2.50 ]
  • Simple HF Baluns for 50/75 ohm coax - Show diagrams, winding methods and tables of some 1:1 and 4:1 baluns for 1.8 - 30 MHz suitable for use up to 200W (400W peak) on systems using 50 or 75 ohm coaxial cable input where SWR should not exceed 1.6:1.
    [ Hits: 12430 | Votes: 18 | Rating: 4.00 ]
  • Sorbie Balun and Bottle Choke - Homebrew a 1:1 balun consistsing of 4+4 turns of mini coaxial cable over a large ferrite core by m0pzt
    [ Hits: 448 | Votes: 1 | Rating: 1.00 ]
  • The 1:1 Current Balun - About 1 to 1 current balun by Roy Lewallen, W7EL
    [ Hits: 2631 | Votes: 0 | Rating: 0.00 ]
  • UnUn experiments - This article describes a series of experiments to understand better how typical UnUns perform
    [ Hits: 207 | Votes: 0 | Rating: 0.00 ]
  • UnUn with Amidon T200 - An home made unun with a Amidon T-200-2 toroid
    [ Hits: 584 | Votes: 1 | Rating: 5.00 ]
  • Winding an Effective 1:1 Coax Balun - Guidelines to wound a balun by WA2SRQ
    [ Hits: 3639 | Votes: 3 | Rating: 7.33 ]

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