1:1 Common Mode Choke / Noise Suppression

This QRP balun is wound with mil spec Teflon insulated coax which provides a consistent 50 impedance for the windings. The design provides high levels of feedline isolation, RF choking and excellent return loss for those who want top...

This QRP balun is the newest in our low power offerings and provides over 30db of suppression across the full HF spectrum of frequencies. Our design provides high levels of feedline isolation, RF choking and excellent return loss for those who...

Our "i" series of feedline isolation baluns provide excellent feedline decoupling and, depending on the model selected, low loss performance across the full HF spectrum. The model 1115di is a dual core design that will handle 5kW...

This is an outstanding new addition to the Balun Designs line of common mode suppression baluns and was developed working in collaboration Fair Rite products, a major ferrite producer. The resulting characteristics of this balun make it what we consider...

Our "i" series of feedline isolation baluns provide excellent feedline decoupling and, depending on the model selected, low loss performance across the full HF spectrum. The model 1116di is a dual core design that will handle 5kW...

After numerous requests, Balun Designs is pleased to offer a specialized 1:1 balun optimized for 6 meters.   The material for this core is optimized for 50-54 MHz and provides exceptional choking impedance at these frequencies.  An...