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Starting From US$ 1,373

Typical Configuration  

Typical Configuration

34945A Microwave Switch/Attenuator Driver for 34980A

  • 34945EXT-ATO Extender Driver for 34945A, 1 required for each 64 coils
  • R-51B-001-Z Return to Keysight Warranty - 3 years
  • 34945A-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

  • Control of most popular microwave switches and attenuators
  • Expandable with 34945EXT Remote Module
  • Distribution boards for ease of wiring
  • Switch readback capabilities
  • External power option for simultaneous switching


The Keysight 34945A switch/attenuator driver module for the 34980A Multifunction Switch/Measure Unit allows you to control switches and attenuators external to the 34980A Mainframe. This module provides power and control signals for many of the most popular microwave switches and attenuators.

Distribution boards offer ease of wiring to the external switches. One 34945A and 34945EXT can drive up to 64 switch coils, that´s 32 SPDT switches. Add an additional 34945EXT´s to drive another 64 switch coils.