M3933/25-12S

Overview

The M3933/25-12S is a fixed RF attenuator manufactured by Cinch Connectivity Solutions Midwest Microwave. It provides a nominal attenuation value of 12dB within a frequency range of 0 Hz to 2 GHz. The component features SMA connectors and operates at an impedance of 50 Ohms with a power rating of 2W. It is classified as a military-grade device compliant with MIL-DTL-M3933 standards, utilizing an SMA in-line module package.

Feature Summary

• Military-grade construction compliant with MIL-DTL-M3933 specifications
• Fixed attenuation design for stable signal reduction
• SMA connector interface for reliable RF integration

Applications

• RF signal conditioning in military communication systems
• Test and measurement equipment requiring precise attenuation
• Defense electronics operating within specified frequency limits

Procurement Notes

Verify the specific suffix designation against official manufacturer documentation to confirm exact performance characteristics and compliance status. Ensure that procurement channels provide valid traceability records required for military-grade components. Confirm that the delivered unit matches the requested part number and associated quality certifications before integration into critical systems.

Selection Notes

Select this model when a fixed 12dB attenuation is required within the 0 Hz to 2 GHz bandwidth. Consider the 2W power handling capability and SMA interface compatibility with existing circuitry. Evaluate the military-grade qualification requirements against project specifications to ensure appropriate environmental and reliability standards are met for the intended deployment scenario.

Part Context

This component belongs to the M3933/25 series of fixed attenuators produced by Midwest Microwave under Cinch Connectivity Solutions. The series offers various attenuation values optimized for different frequency ranges, including models supporting up to 18 GHz. This specific variant targets lower frequency applications while maintaining high-reliability standards suitable for demanding operational environments.

Replacement Considerations

M3933/25-12N serves as a direct functional substitute within the same series, offering identical electrical specifications with potential differences in manufacturing lot or minor physical variations. Verify mechanical fit and connector gender compatibility when substituting between N-series and S-series variants.