Baluns for Multiband Antennas fed with Open Wire or Ladder line(Post)
At least once a week we receive a request a for high ratio balun (6:1, 9:1, 12:1) to manage the transition from high impedance ladder line / open wire feedline to coax. This is a common misconception
Product results
Product results
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Model 1115 - 1:1 Current Balun, 1-31 MHz, 3kW
$84.95Balun 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...$84.95 -
Model 1115d - Isolation/ Choking 1:1 Balun, 3-54 MHz, 5kW
$101.95Building on the original 1:1 design by Dr. Jerry Sevick, this balun has two (2) low permeability cores in a stacked configuration to maximize choking impedance on HF bands from 7- 54MHz. By utilizing...$101.95 -
Model 4115 - Dual Core 4:1 Current Balun 5kW 1 - 54 MHz
$121.95This is a balun originally designed by Guanella and subsequently improved by Dr. Jerry Sevick (W2FMI sk). By utilizing Thermaleze wire inserted in Teflon tubes, Dr. Sevick was able to substantially...$121.95 -
Model 1151 - 1:1 ATU Current Balun, 1 - 54 MHz, 2kW
$82.95This is a departure from the normal 1:1 isolation/choke balun and utilizes a bifilar pair designed to handle the high voltages created by multiband antennas such as$82.95 -
Model 1115z - 1:1 Balun, 3kW
$84.95Balun Designs, in collaboration with Fair Rite products, has developed what we consider to be the best single core 1:1 feedline isolation balun available and designed for space constrained...$84.95 -
Model 1115i - 1:1 Single Core Isolation Balun, 1.5-54 Mhz, 3kW
$84.95This is an outstanding new addition to the Balun Designs line of common mode suppression baluns and was developed$84.95
Featured
Model 49134e - 49:1 - 80-10m EFHW - 500 watts
$89.95
Balun Designs now offers an excellent reduced power version of our popular model 49131. Built with the same c
Model 1110d - 1:1 Isolation/Choke balun 1.5-35 MHz - 300 Watts
$69.95
This low power balun is one of our newest offerings and provides over 30db of suppression across the full HF spectrum of frequencies. Our design provides high levels of feedline isolation, RF choking...
Model 4116 - 4:1 Hybrid Balun 1.5 - 54MHz 3kW
$122.95
This is a great all purpose 4:1 current balun designed for those who would like the combination of a 4:1 balun capable of tolerating a compromised antenna installation and still provide a high level...
Model 1161 - 1:1 ATU Current Balun, 3 - 54 MHz, 5kW
$98.95
This 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...
Model 49131e - 49:1 - 80-10m EFHW - Up to 1kW
$112.95
For those that enjoy the LNR and Hy Endfed antennas, but want to run more power, Balun Designs now offers an excellent alternative. Built with the same craftsmanship as all our other units, this new...
Model 4935 - 4 & 9:1 Unun, 1-54 MHz, 5kW
$104.95
Based on the success of our model 4932, this 5kW configuration is also perfect for matching both long and short length wire antennas for multiband use. When used with the stated lengths shown in...
Model 4114 - 4:1 Current Balun 1.5 - 54MHz 5kW
$98.95
This balun is an excellent step up from the model 4113, is not sensitive to high power reflected RF like the model 4115 and is the best choice when running high power digital modes such as FT8.
Model 9135 - 9:1 Unun 1.5 - 54MHz - 5kW
$99.95
This design is excellent for matching both long and short length unbalanced long wire antennas for multiband use and will allow the internal tuner of most rigs to match a single long wire antenna...
Model 1116d - 1:1 Balun, Optimized for Low Bands, 5kW
$101.95
This Isolation balun is identical in design to the Model 1115d but with one key exception. The toroid material utilized for the two stacked cores is optimized for the lower HF bands and provides excep
Model 1171 - 1:1 ATU Current Balun, 1 - 35 MHz, 5kW
$98.95
This is a departure from the normal 1:1 isolation/choke balun and utilizes a bifilar pair designed to handle the high voltages typically found on multiband antennas such as doublets and multiband...
Model 4115 - Dual Core 4:1 Current Balun 5kW 1 - 54 MHz
$121.95
This is a balun originally designed by Guanella and subsequently improved by Dr. Jerry Sevick (W2FMI sk). By utilizing Thermaleze wire inserted in Teflon tubes, Dr. Sevick was able to substantially...
Model 4134 - 4:1 Unun 1.5 - 54MHz - 5kW
$98.95
Heavy duty 5kW, 4:1 unun designed for use with wire verticals, long wires and multiband monopole verticals. Utilizes stacked cores to deliver efficient broadband performance and high power rating...
Model 1113 - 1:1 Current Balun 7-54 MHz 3kW
$84.95
We'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...
Model 1115d - Isolation/ Choking 1:1 Balun, 3-54 MHz, 5kW
$101.95
Building on the original 1:1 design by Dr. Jerry Sevick, this balun has two (2) low permeability cores in a stacked configuration to maximize choking impedance on HF bands from 7- 54MHz. By utilizing...
Model 1115 - 1:1 Current Balun, 1-31 MHz, 3kW
$84.95
Balun 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...