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87310B Coaxial Hybrid Coupler, 90 Degree, 1 GHz to 18 GHz

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Starting From US$ 1,914

Typical Configuration  

Typical Configuration

87310B Coupler, coaxial, 1-18 GHz, SMA female connectors

  • R-51B-001-C Return to Keysight Warranty - 1 year


Prices for: United States

* Prices are subject to change without notice. Prices shown are Manufacturer's Suggested Retail Prices (MSRP). Prices shown are exclusive of taxes.

Key Features & Specifications

Superior RF Performance

  • Nominal coupling: 3 dB
  • Isolation: 17 dB
  • Maximum SWR: 1.35
  • Insertion loss: < 2 dB


The Keysight 87310B is a 3 dB 90 degree hybrid coupler intended for applications that require a phase difference of 90 degrees between signals. It is well suited for signal monitoring or, when combined with a coaxial detector, signal leveling. The Keysight 87310B has SMA female connectors.