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Agilent 8156A Option 221

The Agilent/HP 8156A Attenuator option 221 is a high performance 9 µm singlemode attenuator offering a 60 dB attenuation range and is equipped with HPIB (GPIB) control. The 8156A can be programmed to perform automatic up and down attenuation sweeps. When properly calibrated, the 8156A attenuation is automatically corrected for the entered wavelength. Option 221 is a monitor output. The HP Agilent 8156A opt.221 offers return loss better than 60dB and a typical insertion loss of 3.3 dB. The 8156A-221 typical accuracy is ± 0.05 dB.

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Agilent HP 8156A Optical Attenuator Mainframe (non-modular) with Option 221.

Specifications at a glance for the Agilent 8156A Opt 221:

  • Wavelength Range: 1200 to 1650 nm
  • Attenuation Range: 60 dB (excluding insertion loss)
  • Fiber Type: 9/125 µm single-mode
  • Connector Type: Angled contact
  • Return Loss: > 60 dB
  • Attenuation Accuracy (linearity) Typical: < ± 0.1 dB
  • Resolution: 0.001 dB
  • Maximum Input Level: 23 dB

List of possible options for the 8156A:

  • Option 100: Standard Performance Version
  • Option 101: High Performance Version
  • Option 121: High Performance Version, Monitor Output
  • Option 201: High Performance, High Return Loss Version
  • Option 221: High Performance, High Return Loss Version, Monitor Output

Additional Information

Three interface connectors are required for each Agilent 8156A. Each connector is sold separately.

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Specification DataSheet


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