M3933/25-13N

Overview

The M3933/25-13N is a military specification RF attenuator manufactured by Amphenol SV Microwave. It features SMA male to female connectors with a 50 Ohm impedance and operates up to 18 GHz. The component provides a nominal attenuation of 13 dB. It is designed for non-screened applications and supports a frequency range of 12.4 GHz. The unit handles a power rating of 2 W and functions within a temperature range of -65°C to +165°C.

Feature Summary

• Military-grade construction for high reliability
• SMA connector interface for standard integration
• Fixed 13 dB attenuation value
• Wide operational temperature capability

Applications

• Satellite microwave circuit power level adjustment
• RF test and measurement equipment calibration
• Defense communication system signal conditioning

Procurement Notes

Verify the specific suffix 'N' indicates non-screened configuration against official datasheets. Confirm SMA gender orientation matches system requirements. Validate that the 13 dB attenuation tolerance meets design specifications. Ensure environmental ratings align with deployment conditions.

Selection Notes

Select this model when a fixed 13 dB reduction is required in an SMA environment. Consider the 18 GHz upper frequency limit for bandwidth needs. Evaluate the non-screened design against EMI requirements. Compare power handling capabilities with system peak levels.

Part Context

This component belongs to the M3933 series of space attenuators designed for satellite microwave circuits. It falls under RF MIL Spec Connectors, specifically utilizing the SMA series. The product line focuses on precise RF power level control for defense and aerospace applications.

Replacement Considerations

Check M3933/25-13S for screened variants. Review M3933/25-XXN series for other attenuation values. Verify compatibility with M3933/14 series if frequency requirements differ.