ON7FU Ferrite Applications

Professionally constructed BALUNs, UNUNs and RF Transformers for amateur radio use

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  • About Us
    • About Us
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  • Legal info
    • General Conditions for Safe Use of ON7FU products.
    • Product Regulatory Compliance.
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    • Disclaimers.
  • Tech. Info
    • Power Specifications: ICAS versus CCS.
    • “Why do I need a kilowatt + rated BALUN; ……. I’m never running more than 200 Watts”.
    • Correct use of ON7FU ANTENNA TUNER BALUNs.
    • Reducing RF Noise in the radio environment
    • Mounting Flanged Enclosure on Boom, Mast or Support Tube
    • BALUN: What it is and what it’s supposed to do.
    • Scenarios
    • To keep in mind.
    • Optimum Common-Mode RF Current and Noise Elimination.
    • Polycarbonate enclosures
    • Links to interesting publications.
  • Contact / Order
    • Contact / Order
  • GALLERY
  • BALUNs
    • Standard 1/1 BALUN
    • Lightweight Medium Power 1/1 BALUN
    • High Power 4/1 BALUN
    • Antenna Tuner BALUN
  • UNUNs
    • High Power 9/1 UNUN
    • High Power 4/1 UNUN
    • High Power 1/2 UNUN
  • Line Isolators
    • High Power Range Optimized Coaxial Line Isolator
    • Wideband Coaxial Line Isolator
    • Balanced Line Isolator.
    • HexBeam “BALUN”
  • RX Antenna Products
    • RX Antenna Matching Transformers
    • RX Antenna Termination Resistors
    • 75 to 50 Ohms Transformer.
  • FERRITE products
    • Toroidal Ferrites for HF
    • Ferrite Sleeves for VHF
  • Miscellaneous
    • Customization
    • Teflon Coaxial Cable.

Customization

Customization

The products offered are the most standard products, representing the majority of applications.

If however you have a special request, for a non-standard derivate product, please ask, and we will make a proposal.

Examples are, variants of existing products, special connectors etc.

We can make virtually any derivate product.

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