The Keysight M9168C is a PXI programmable step attenuator module that delivers precise RF power level control across DC to 26.5 GHz. Built on the PXI hybrid platform, this module integrates into RF and microwave test systems to enable accurate attenuation simulation, receiver sensitivity characterization, and interference testing with minimal measurement uncertainty.
Technical Specifications
• Frequency Range: DC to 26.5 GHz
• Attenuation Range: 0 to 101 dB
• Attenuation Steps: 1 dB, 5 dB, and 10 dB
• Attenuation Accuracy: ±0.4 dB flatness at 26.5 GHz
• Insertion Loss Repeatability: 0.03 dB per section guaranteed over five million cycles
– Key Features
• Programmable control for automated signal path attenuation
• Step-selectable attenuation in 1 dB, 5 dB, and 10 dB increments
• High repeatability ensures long-term measurement confidence across extended operational life
• Consistent accuracy across the full operating temperature range
– Typical Applications
• RF signal path attenuation simulation
• Engineering verification and characterization
• RF receiver sensitivity testing
• Adjacent channel interference testing
– Compatibility & Integration
The M9168C operates within PXI-based RF and microwave test systems, providing the control resolution and accuracy required for production test, design validation, and manufacturing environments where precise attenuation control directly impacts measurement integrity.
