• 14-30 MHz Current Balun 3 kW


Ferrite core 1:1 Balun with SO-239 and terminal connections for SmarTech Antennas.

The Balun is supplied water-proofed and UV resistant, ready to connect with your specific antenna model and the 50 ohm feeding line. Thanks to its materials and design, the balun has a wider bandwidth than the choke and is easier and more practical to apply.


Benefits of Using a Balun

A balun (short for "balanced to unbalanced transformer") is an essential component in modern antenna systems. It serves as a crucial interface that converts a balanced signal from the antenna to an unbalanced signal suitable for transmission through coaxial cables. Utilizing a balun offers numerous technical benefits that significantly enhance the performance, reliability, and efficiency of antenna systems. Here are the key advantages:

1. Reduction of Common-Mode Currents
One of the primary functions of a balun is to suppress common-mode currents on the coaxial cable shield. These unwanted currents can cause interference, distort the radiation pattern, and reduce the efficiency of the antenna system. By eliminating common-mode currents, a balun ensures a cleaner signal and more predictable antenna performance.

2. Balanced to Unbalanced Conversion
Antennas such as dipoles and Yagis are inherently balanced structures, while coaxial cables are unbalanced. A balun seamlessly converts the balanced signal from the antenna to an unbalanced one, preventing signal degradation and maintaining the integrity of the transmitted and received signals.

3. Minimization of RF Interference
By blocking common-mode currents, baluns significantly reduce the potential for RF interference. This is particularly important in complex RF environments where multiple antennas and electronic devices operate simultaneously. Reduced interference leads to more stable and reliable communication links.

4. Enhanced Radiation Pattern
A properly installed balun ensures that the antenna operates as designed, with an optimal radiation pattern. This is critical for achieving desired coverage and directivity, particularly in directional antennas like Yagis, Delta Loops... Enhanced radiation patterns result in better signal coverage and improved communication range.

5. Protection of Equipment
By preventing the flow of unwanted currents, baluns protect sensitive equipment connected to the antenna system. This includes transceivers, receivers, and other RF components that can be adversely affected by common-mode currents. Enhanced protection translates to increased longevity and reliability of the entire system.

Investing in a high-quality balun is not just an option; it is a necessity for anyone serious about achieving the best performance from their antenna systems.
The benefits outlined above demonstrate how a balun can significantly improve received signal quality, reduce interference, and protect your equipment.
Whether you are a professional in the field of RF communications or an enthusiast looking to enhance your setup, a balun is an indispensable component that ensures your antenna operates at its peak potential.


By integrating a balun into your antenna system, you are making a strategic decision to optimize performance, reliability, and efficiency. Don't compromise on the quality of your communications—ensure every signal you transmit and receive is as clear and strong as possible by using a balun.

Make the smart choice today and experience the unparalleled benefits of using a balun in all your antenna systems.








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14-30 MHz Current Balun 3 kW

  • € 66.50