MFJ Enterprises Original MFJ-913 Balun 4:1 Current 300 Watts

(1238 Reviews)

Price
$65.00

Quantity
(10000 available )

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38 Ratings
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Reviews
  • Rod Smith

    > 3 day

    I have used several MFJ items and they are all quality items.

  • Jeff S Skelton

    Greater than one week

    Cheap enough and works.

  • senior_geek_cs_grad

    Greater than one week

    I cant really review this product since its sitting in my electronics junk box (term used for parts bin in amateur radio). I will eventually use with some antenna building project and after several months usage give and updated report.

  • Tommy Poole

    > 3 day

    Great company great product

  • TCB

    > 3 day

    A very good 4:1 balun to match my 300 ohm balanced line feed.

  • Dr. Marcellus Runte DVM

    > 3 day

    Radio is toast because of defective balun

  • MattS

    > 3 day

    This MFJ-913 works great on my 80,40,20 OCF but only up to 40 meters. The swr is great at 80 and 40, just a touch of tuning is needed at 20. But now my feed line is radiating on 80 meters after only a week of having it up and is causing rfi in the house. Im only running up to 100 watts. Probably just a quality issue im guessing.

  • JB

    > 3 day

    Matching 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.

  • Jeremiah

    > 3 day

    Good quality.A light but strong balun for home use or field day.

  • IT Guru

    > 3 day

    Yes its not 1kw but for a 100w radio it works perfectly fine and being so lightweight it didnt drag my OCF down since i have no way to support from the feed point, only pulled tight from the ends. So for my needs it was perfect.

The MFJ-913 is a 300 Watt true current baluns/antenna center insulators that transforms 200 ohms to 50 ohms. Transmission Line Transformer construction using 100 ohm characteristic impedance transmission line gives flat 160-10 Meter response. Large low permeability ferrite cores easily handle full power. SO-239, stainless steel hardware with direct 14 gauge stranded copper wire connection to antenna. Heavy duty weather housing. Measures 4¼ x 2 inch diameter.

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