Baluns
- 1:1 Feedline Isolation / Choke Balun
- 1:1 ATU Baluns
- 1:1 Common Mode Choke / Noise Suppression
- 1:2 Balun (25 to 50 ohms)
- 2:1 Baluns (100 to 50 ohms)
- 2.5:1 Balun (125 to 50 ohms)
- 4:1 Baluns (200 to 50 ohms)
- 6:1 Balun (300 to 50 ohms)
- Low Power (QRP) Baluns
- Product
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Sold Out - Next Availability Approx 3/25
Model 1110 - QRP 1:1 Isolation/Choke balun 1.5-54 MHz - 300 Watts
$64.95This QRP balun is wound with mil spec teflon insulated coax which provides a consistant 50 impedance for the windings. The design provides high levels of feedline isolation, RF choking and excellent return loss for those who want top...$64.95 -
Sold Out - Next Availability Approx 3/25
Model 1113 - 1:1 Balun 7 - 54 MHz 3kW
$78.95We're bring back one of Dr. Jerry Sevick's (W2FMI) original designs but with upgraded windings. This balun was one of our original workhorses and now with new coaxial windings, provides a single core balun optimized for 40 -10m. By using our...$78.95 -
Sold Out - Next Availability Approx 3/25
Model 1115 - 1:1 Balun, 1.5-54 MHz, 3kW
$78.95Balun Designs, in collaboration with Fair Rite products, has developed what we consider to be the best single core 1:1 feedline isolation balun available today. By reviewing the scans shown below you can see what we're referring to. Notice how the...$78.95 -
Sold Out - Next Availability Approx 3/25
Model 1115d - Max Choking 1:1 Balun, 1.5-54 MHz, 5kW
$94.95Designed for those who want the maximum isolation and choking across the full HF spectrum. Building on the original 1:1 design by Dr. Jerry Sevick, this balun has two (2) cores in a stacked configuration to maximize choking impedance on HF bands from 1-...$94.95 -
Sold Out - Next Availability Approx 3/25
Model 1115di - 1:1 Dual Core Isolation Balun, 1.5-54 Mhz, 5kW
$94.95Our "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...$94.95 -
Sold Out - Next Availability Approx 3/25
Model 1115i - 1:1 Single Core Isolation Balun, 1.5-54 Mhz, 3kW
$78.95This 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...$78.95 -
Model 1115u-u - MA5B Balun 1.5 - 54 MHz 3kW
We have updated and modified the design of this unit to allow the use of a common UHF "tee" on the output for the dual feed of the MA5B yagi. This allow us to build for a lower cost and reduced time which we can pass along to the buyer. ...Qty in Cart: 0Price:Subtotal: -
Sold Out - Next Availability Approx 3/25
Model 1116d - 1:1 Balun, Optimized for Low Bands, 5kW
$94.95This Isolation balun is an identical design to the Model 1115d with one key exception. The material utilized for the two stacked cores is optimized for the lower HF bands and provides exceptional choking impedance at these frequencies. In...$94.95 -
Sold Out - Next Availability Approx 3/25
Model 1116di - 1:1 Balun, Low Band Optimized, 1-31 Mhz, 5kW
$94.95Our "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...$94.95 -
Sold Out - Next Availability Approx 3/25
Model 1117 - 1:1 Balun, 31-60 MHz, 3kW - Optimized for 6 meters
$84.95After 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...$84.95 -
Sold Out - Next Availability Approx 3/25
Model 1151 - 1:1 ATU Current Balun, 1 - 54 MHz, 2kW
$79.95This new release provides excellent choking and feedline isolation across the full HF spectrum, but is a departure from the normal 1:1 isolation/choke balun. Rather than a 50 ohm characteristic impedance, this balun utilizes a bifilar pair designed...$79.95 -
Sold Out - Next Availability Approx 3/25
Model 1161 - 1:1 ATU Current Balun, 3 - 54 MHz, 5kW
$94.95This is a departure from the normal 1:1 isolation/choke balun and utilizes a bifilar pair designed to maximize inter winding breakdown voltage. This is a departure from the normal 1:1 isolation/choke balun and utilizes a bifilar pair designed to maximize...$94.95 -
Sold Out - Next Availability Approx 3/25
Model 1171 - 1:1 ATU Current Balun, 1 - 54 MHz, 5kW
$94.95This is a departure from the normal 1:1 isolation/choke balun and utilizes a bifilar pair designed to maximize inter winding breakdown voltage.found on multiband antennas such as doublets and multiband loops. The balun functions to transform balanced...$94.95 -
Sold Out - Next Availability Approx 3/25
Model 1213 - 1:2 Balun (25 to 50 ohms) 3kW
$128.95This is a unique design by Dr. Jerry Sevick (W2FMI) that combines a 25 ohm balun with a 1:2 unun for final transformation to 50 ohms. Used anywhere there is a need to transform 25 ohms balanced to 50 ohms unbalanced. We have eliminated...$128.95 -
Sold Out - Next Availability Approx 3/25
Model 2113 - 2:1 Balun (100 to 50 ohms) 1.5 - 54 MHz - 3kW
$118.95Excellent broadband balun that can be used anywhere there is a need to transform 100 ohms balanced to 50 ohms unbalanced. Its most common use is at the feedpoint of quads and mono band loops allowing the elimination of matching networks...$118.95 -
Sold Out - Next Availability Approx 3/25
Model 25113 - 2.5:1 Balun 1.5 - 54 MHz - 3kW
$119.95This is a another excellent broadband design that can be used anywhere there is a need to transform 125 ohms balanced to 50 ohms unbalanced. It can be used at the feedpoint of a coaxial fed multiband loop as described below, but...$119.95 -
Sold Out - Next Availability Approx 3/25
Model 4110 - QRP 4:1 Current Balun - 3.5 - 54 MHz - 300 Watts
$64.95This model is the very useful 4:1 current balun, one of the most versatile ratios for a low power balun. Great for off center fed dipoles, ladder line fed multiband dipoles etc. Extremely compact and light weight with alternative connectors...$64.95 -
Sold Out - Next Availability Approx 3/25
Model 4113 - 4:1 Current Balun 1.5 - 54 MHz 3kW
$82.95This is a balun originally designed by Guanella and subsequently improved by Dr. Jerry Sevick (W2FMI). By utilizing Thermaleze wire inserted in teflon tubes, Dr. Sevick was able to substantially increase the breakdown voltage between both...$82.95 -
Sold Out - Next Availability Approx 3/25
Model 4114 - 4:1 Current Balun 1.5 - 54MHz 5kW
$94.95If you transmit high power, but need to erect your antenna with a leg over or near your house, barn, garage, metal building/roof or other structure, this is the balun of choice. Our unique design provides increased power handling, doubles the...$94.95 -
Sold Out - Next Availability Approx 3/25
Model 4114ocf - 4:1 Balun 1.5 - 54 MHz for OCF Dipole - 5kW
$95.95In an effort to provide a 4:1 current balun with the tolerance of the model 4113 and the transformation attributes of the model 4115, Balun Designs has developed the model 4114ocf. By utilizing our stacked core technology, we created a 4:1...$95.95 -
Sold Out - Next Availability Approx 3/25
Model 4115 - Dual Core 4:1 Current Balun 5kW 1 - 54 MHz
$102.95This is a balun originally designed by Guanella and subsequently improved by Dr. Jerry Sevick (W2FMI). By utilizing Thermaleze wire inserted in Teflon tubes, Dr. Sevick was able to substantially increase the breakdown voltage between both conductors and...$102.95 -
Sold Out - Next Availability Approx 3/25
Model 4115ocf - 4:1 for OCF Dipoles 1.5 - 54 MHz 5kW
$104.95This design is built by winding individual cores as 1:1 choke baluns (100 ohm characteristic impedance) and then cross connecting them. This creates a 4:1 current balun with excellent feedline isolation, very high...$104.95 -
Sold Out - Next Availability Approx 3/25
Model 4116 - 4:1 Hybrid Balun 1.5 - 54MHz 3kW
$103.95For those who would like the combination of a 4:1 balun capable of tolerating a compromised Off Center Fed Dipole or multiband loop installation and still provide a high level of performance, the model 4116 is the solution. As the title indicates, this...$103.95 -
Sold Out - Next Availability Approx 3/25
Model 4125 - 4:1 Tuner Balun 1.5 - 54 MHz 5kW
$102.95Heavy duty 4:1 tuner balun utilizing stacked cores to provide a very high power rating across all HF frequencies. Constructed using our enhanced design with Teflon tubing over heavy build Thermaleze insulated wire. If you are...$102.95 -
Model 4145d - 4:1 Upgrade Balun for Drake B-1000
For those of you who own one of the fine tuners manufactured by Drake, this is a balun that can be easily installed on your existing PC board in place of the original windings. If you do not currently own a B-1000 balun, you can elect to mount this balun...Qty in Cart: 0Price:Subtotal: -
Sold Out - Next Availability Approx 3/25
Model 6113 - 6:1 Current Balun 3.5 - 54 MHz 3kW
$123.95Utilizing two (2) individually wound 4:1 current baluns cross connected in series/parallel, a 6:1 design is created that will handle high power from 3.5 to 54 MHz. Good choice to feed multiband antennas such as off center fed...$123.95