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Starting From US$ 350

Typical Configuration  

Typical Configuration

N9399C DC Block 50V, 700kHz-26.5GHz, 3.5mm

  • R-51B-001-C Return to Keysight Warranty - 1 year
  • N9399C-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.


The Keysight N9399C DC block offers a new level of DC blocking with performance specified from 700 kHz to 26.5 GHz. This DC block features a broad frequency range, excellent return loss, very low insertion loss and excellent temperature stability. 

  • Frequency range 700 kHz to 26.5 GHz
  • Low insertion loss < 1.2 dB
  • 50 V maximum DC working voltage
  • 3.5 mm precision coaxial connectors

Learn more about Keysight DC Blocks