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87301B Coaxial Directional Coupler, 10 to 46 GHz

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Starting From US$ 2,211

Typical Configuration  

Typical Configuration

87301B Directional coupler, 10-46 GHz, K female connectors

  • R-51B-001-C Return to Keysight Warranty - 1 year
  • 87301B-0B0 Download the Product Manual from the Keysight website


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

  • Compact size
  • Frequency range: 10 to 46 GHz
  • Nominal coupling and variation: 10 ±0.7 dB
  • Directivity: 10 dB to 46 GHz
  • Maximum SWR: 1.8
  • Insertion loss: < 1.9 dB
  • Insertion loss: < 1.9 dB


The Keysight 87301B is a compact, broadband directional sampling coupler designed for signal monitoring or, when combined with a coaxial detector, signal leveling. It is supplied with 2.92 mm female connectors.