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Keysight (Formerly Agilent) N4691D-M0F-Z540

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Keysight (Formerly Agilent) N4691D-M0F-Z540

2-port, DC - 26.5 GHz, 3.5 mm (m-f) ECal Module

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Product Overview


The Keysight N4691D microwave electronic calibration (ECal) module makes calibration of Keysight vector network analyzers fast, easy and accurate. The N4691D is a precision 2-port ECal module that supports 3.5 mm connectors up to 26.5 GHz. Select either female-female, male-male, or female-male connectors.

The N4691D Option 0DC extends the calibration frequency range down to DC, which is beneficial for broadband device modeling or time domain and signal integrity analysis using enhanced time domain-analysis on the Keysight network analyzers.

Key Features & Specifications

  • Precision 2-port microwave ECal module with high accuracy
  • Frequency coverage from 300 kHz to 26.5 GHz or DC to 26.5 GHz (Option 0DC)
  • Fast, easy, and accurate full two-port calibration
  • Supports 3.5 mm connectors
  • Available in male/male (option M0M), female/female (option F0F), and male/female (option M0F) connector configurations
  • Direct control from Keysight vector network analyzers via USB


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