Hy-Gain Beam Balun, 1-54 Mhz, 4Kw, SO-239 - BN-4000B

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High Power Balun for Beams

The BN-4000 is a current-type balun whose primary function is to provide the proper current paths between unbalanced coaxial cable and a balanced antenna feedpoint. The BN-4000 uses ferrite beads over a short length of coax cable to choke-off the flow of RF on the outside of the coax shield.


  • Frequency: 1 - 54 MHz
  • Loss: < 0.1dB
  • Max Power: 4000 Watts PEP
  • Weight: 1.3 lbs
  • Input Connector: SO-239
  • Output Connector: std terminal lugs
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