Flann manufactures a portfolio of both manual and programmable attenuators that cover a wide range of applications and waveguide bands

Calibrated Variable Attenuators

Series 020

  • 1.72 to 500GHz
  • 0 to 30dB
  • Low VSWR
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USB Control Variable Attenuators

Series 024

  • 33 to 500GHz
  • Up to 50dB Calibrated Attenuation Range
  • Low VSWR
More Info

Fixed  Attenuators

Series 081

  • Full Waveguide Band
  • Low Frequency Sensitivity
  • Low VSWR
More Info

Precision Rotary Vane Attenuators

Series 110

  • 1% Accuracy
  • 0 to 60dB
  • 2.6 to 500GHz
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Field Rotary Vane Attenuators

Series 113

  • Direct Reading
  • Continuously Variable
  • Ruggedised
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Compact Rotary Vane Attenuator

Series 114

  • 3% accuracy (0-40dB)
  • 5% accuracy (41-50dB)
  • Attenuation Range: 0 dB to 50 dB
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Precision Fixed Attenuators

Series 580/582

  • Very High Stability
  • Very Low Coupling Sensitivity vs Temperature
  • High Power Versions Available
Overview

Programmable Rotary Vane Attenuators

Series 620 and 621

  • 0 to 60dB
  • Direct DB read out option
  • Low phase change variation

Overview More Info

System Attenuators

Series 624

  • 8 to 110GHz
  • 0 to 50dB
  • Power over Ethernet option

Overview PoE Version

Programmable Attenuator, Ethernet

625-03

  • Ethernet Control Motorised Operation
  • +24 V DC Operating Voltage- Mains Adaptor is Supplied
  • Models from 6.58 to 500 GHz
Overview

Control Processor

CP2021

  • Attenuator and Phase Changer Control
  • GPIB
  • Dual Device Control
Overview