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N3977A Keysight Handheld Automated Optical Attenuator

Product Status: Obsolete | View Service Options
This product is no longer available

No replacement found for this product.

Key Features & Specifications

  • robust, rugged construction
  • easy to learn and use
  • highly functional
  • practical cases to protect instruments in transit also available


The Keysight N3977A Handheld Automated Optical Attenuator is a high-end, user-friendly precision instrument for field-testing of fiber optical systems featuring very high productivity, power handling of up to +23dBm, return loss of less than -40 dBm and low wavelength dependence.