M3933/25-74N

Overview

The M3933/25-74N is a fixed RF attenuator module manufactured by Cinch Connectivity Solutions Midwest Microwave. It provides an attenuation value of 8dB with a frequency range spanning from 0 Hz to 18 GHz. The component operates at a power rating of 2W and maintains a characteristic impedance of 50 Ohms. It utilizes SMA connectors in an in-line module configuration. The device complies with MIL-DTL-M3933 standards for military-grade applications.

Feature Summary

• Complies with MIL-DTL-M3933 military specifications
• Provides fixed 8dB attenuation across DC to 18 GHz
• Features SMA in-line module construction

Applications

• Military radar systems
• Electronic warfare equipment
• Test and measurement instrumentation

Procurement Notes

Verify the specific suffix 'N' against official manufacturer documentation to confirm compliance with MIL-DTL-M3933 requirements. Ensure that the SMA connector gender and mating interface match the system design. Confirm environmental qualification levels prior to integration into critical military or aerospace platforms.

Selection Notes

Select this model when a fixed 8dB attenuation is required within a 50 Ohm system up to 18 GHz. Consider the SMA in-line form factor for board-level or chassis mounting constraints. Verify that the 2W power handling capacity meets the signal path requirements.

Part Context

This part belongs to the M3933/25 series, which encompasses various fixed attenuator values under the MIL-DTL-M3933 specification. The series offers different attenuation steps while maintaining consistent electrical performance characteristics and mechanical interfaces suitable for high-reliability applications.

Replacement Considerations

• M3933/25-74S