

MFJ Enterprises Original MFJ-913 Balun 4:1 Current 300 Watts
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Hester Swaniawski III
> 3 dayMFJ is good quality.Worked good on ocf antenna.
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JB
> 3 dayMatching 450 ohm ladder line into a short length of coax for use with an auto tuner. Works great with a 160 meter dipole. Should have done this years ago.
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Doc
> 3 dayI would buy again.
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Dad
Greater than one weekWorks well thx
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Harold F. Pfannenschmid
> 3 dayGood product, good ship time. Thank you
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acwiz
> 3 dayAs advertised.
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peterfram
> 3 dayThe UHF output was misaligned and fixing that isnt easy as you cant remove screws or take this thing apart in any reasonable way. However, performance of this balun is pretty good with multiple wire HF configurations.
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Jeff S Skelton
12-06-2025Cheap enough and works.
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Yuri Botnar
14-06-2025Simple device, works great, with a manual control antenna tuner I am able to get SWR in a range from 80 to 17 m with a 40 m wire dipole antenna in the attic.
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JBB
> 3 dayExcellent product fast delivery, using on off center fed 40m dipole. Excellent swr in all expected bands