M3933/25-52N

Overview

The M3933/25-52N is an RF attenuator manufactured by Cinch Connectivity Solutions Midwest Microwave. It provides a fixed attenuation value of 30dB with a 50 Ohm impedance. The device operates within a frequency range of 0 Hz to 12.4 GHz and supports a power rating of 2W. It utilizes SMA connectors in an in-line module configuration.

Feature Summary

• Fixed 30dB attenuation for signal level control
• SMA connector interface for reliable RF connections
• Capable of handling 2W power at frequencies up to 12.4 GHz

Applications

• RF signal path attenuation in communication systems
• Test and measurement equipment requiring precise signal reduction
• Military and aerospace electronic assemblies

Procurement Notes

Verify the specific datasheet for the M3933/25-52N variant to confirm mechanical dimensions and electrical tolerances. Ensure compatibility with existing SMA interfaces and thermal management requirements for 2W operation. Confirm RoHS status and environmental ratings against project specifications before finalizing procurement.

Selection Notes

Select this component when a fixed 30dB attenuation is required within the 12.4 GHz bandwidth. The SMA form factor suits applications needing direct connector integration. Consider the 2W power limit and operating temperature range to ensure reliability in the intended environment compared to adjustable or higher-power alternatives.

Part Context

This part belongs to the M3933/25 series of connectorized attenuators from Midwest Microwave. These components are designed for high-reliability applications, often serving as standard replacements in military and aerospace hardware where consistent performance across wide frequency ranges is critical.

Replacement Considerations

Direct substitutes include other manufacturers' SMA attenuators with identical 30dB attenuation, 50 Ohm impedance, and 12.4 GHz maximum frequency. Verify that physical footprint and connector gender match the original design to ensure seamless integration without mechanical modification.