ON7FU Ferrite Applications

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

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  • About Us
    • About Us
    • Feedback and Reviews
  • Legal info
    • General Conditions for Safe Use of ON7FU products.
    • Product Regulatory Compliance.
    • General Terms and Conditions.
    • Privacy Statement
    • Disclaimers.
  • Tech. Info
    • Proof of Performance / Measurement Results
    • 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.

Feedback and Reviews

Your feedback matters to us.

Dear valued customer.

We daily learn from questions and feedback receive from HAM customers.

Therefore we would appreciate if you could send us  a short mail with your experience regarding our products and service.

A picture of the installed BALUN, UNUN or Line Isolator may also be helpful.

email: hugo.cnudde”at”telenet.be

This will allow us to further improve our work, and no doubt, it will be a valuable source of information for other radio amateurs as well.

With your permission, and if considered relevant, we may publish your feedback on our website.

You can even share your opinion with the widest possible HAM community by posting a review on eHam .net

On that page you can also read what others think about us.

The link to the site is:

 http://www.eham.net/reviews/detail/9665

Remind that we are available for any possible technical question.

 

Thanks in advance.

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