M3933/25-23S

Overview

The M3933/25-23S is a screened QPL SMA attenuator manufactured by Cinch Connectivity Solutions Midwest Microwave. It provides 21 dB attenuation with a 50 Ohm impedance across a DC to 18 GHz frequency range. Rated for 2 W power, it operates between -55°C and +125°C. The component complies with MIL-DTL-M3933 standards, ensuring reliability in demanding environments.

Feature Summary

• Complies with MIL-DTL-M3933 military specifications
• Screened Qualified Products List (QPL) status
• SMA connector interface for signal integrity

Applications

• Military communication systems
• Aerospace instrumentation
• Harsh environment test equipment

Procurement Notes

Verify the specific suffix 'S' indicates screened QPL status per manufacturer documentation. Confirm compliance with MIL-DTL-M3933 requirements for your application. Check current availability as these are often special order items. Ensure environmental ratings match operational extremes.

Selection Notes

Select this model when 21 dB fixed attenuation is required within the 18 GHz bandwidth. Consider the 2W power handling limit for high-power applications. Verify SMA compatibility with existing system interfaces. Ensure temperature range suitability for deployment conditions.

Part Context

This part belongs to the M3933/25 series of connectorized attenuators. It represents a standardized solution for RF signal reduction in defense and aerospace sectors. The series offers various attenuation values while maintaining consistent electrical performance and mechanical form factors.

Replacement Considerations

Direct substitutes include other M3933/25 series variants with different attenuation values if signal levels require adjustment. Cross-reference MIL-DTL-M3933 compliant alternatives from qualified manufacturers for supply chain resilience.