Here’s the page we think you wanted. See search results instead:


Contact an Expert

11901B Adapter, 2.4 mm (f) to 3.5 mm (f), DC to 26.5 GHz

Sold By:

Starting From US$ 660

Typical Configuration  

Typical Configuration

11901B 2.4 mm female to APC-3.5 female adapter

  • 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

  • Connector Type: 2.4mm female to 3.5 mm female
  • Frequency Range: dc to 26.5 GHz

Superior RF Performance

  • Return Loss: >32 dB
  • Repeatability: -54 dB


  • Electrical Length: 16.1 mm (0.63 in)
  • Overall Length: 21.1 mm (0.83 in)
  • Diameter: 8.0 mm (0.31 in)


The Keysight 11901B is a 2.4 mm female to 3.5 mm female, metrology-grade adapter with dc to 26.5 GHz operation.

Keysight Technologies 2.4mm Adapters and Calibration Accessories