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8471D Planar-Doped Barrier Diode Detector, 100 kHz to 2 GHz

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Starting From US$ 401

Typical Configuration  

Typical Configuration

8471D Detector, Coaxial; .0001 - 2 GHz

  • 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

  • Frequency Response: ± 0.2 dB to 1 GHz, ± 0.4 dB to 2 GHz
  • Maximum SWR: < 1.23 0.0001 to 1 GHz; < 1.46 1 to 2 GHz
  • Maximum Operating Input Power: 100 mW
  • Typical Short-term Maximum Input Power (< 1 minute): 0.7 W
  • Output Polarity: Negative
  • Input Connector: BNC male
  • Output Connector: BNC female


The Keysight 8471D is a low-cost, planar-doped barrier detector offering excellent performance to 2 GHz. A negative polarity output is standard, and a positive polarity is available as Option 103. A load option (Option 102) extends the square-law region to at least -10 dBm. The Keysight 8471D has a BNC (m) input connector and a frequency range of 100 kHz to 2 GHz, making it ideal for use in RF and low microwave applications.