Flann offers a wide range of couplers that cover may applications and price points. Multihole, Cross Guide, Branch Guide and custom designs are available for 2.6 to 330GHz

Selection Guide

Multihole Directional Couplers

Series 130

  • Systems Grade
  • 2.6 to 40GHz
  • 33 to 35dB directivity
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Multihole Directional Couplers

Series 131

  • Instrument Grade
  • 2.6 to 40GHz
  • 40dB directivity
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Multihole Directional Couplers

Series 132

  • Instrument Grade
  • 2.6 to 40GHz
  • 43 to 46dB directivity
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Multihole Directional Couplers

Series 133

  • Metrology Grade
  • 2.6 to 40GHz
  • 46 to 50dB directivity
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Multihole Directional Couplers

Series 136/137

  • Instrument Grade
  • 33 to 500GHz
  • 40dB (136) and 44dB (137) directivity
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Multihole Directional Couplers – Splitter/Combiner

Series 230/231

  • 3 way Signal Splitter
  • High Directivity
  • ± 0.2dB balance
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Double Ridge Couplers

Series WRD131

  • Flat Coupling Response
  • 2 to 40GHz
  • 40dB directivity
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Cross Guide Directional Couplers

Series 270

  • 3 or 4 Ports
  • 2.6 to 330GHz
  • Coax port options
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Branch Guide Directional Couplers

Series 140

  • Compact Design
  • Full and Narrow Band options
  • 2.6 to 40GHz
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Special and Customised Directional Couplers

  • Branch Guide
  • Double and Triple Cross Guide
  • Dual Multihole
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