M3933/25-89S

Overview

The M3933/25-89S is a connectorized RF attenuator manufactured by Cinch Connectivity Solutions under the Midwest Microwave brand. It features SMA connectors and provides an attenuation value of 25 dB. The device operates within a frequency range of 0 Hz to 18 GHz with a 50 Ohm impedance. It has a power rating of 2 W and functions in temperatures from -55°C to +125°C.

Feature Summary

• Provides fixed 25 dB signal attenuation for RF applications
• Utilizes SMA male/female interface configuration
• Supports operation up to 18 GHz frequency range
• Rated for 2 W power handling capacity

Applications

• Defense electronic systems
• Wireless communications infrastructure
• Aerospace instrumentation
• Test and measurement equipment

Procurement Notes

Verify part authenticity through authorized distributors or direct manufacturer channels. Confirm specific suffix designations match project requirements. Check current availability status as lead times may vary. Ensure environmental specifications meet operational needs.

Selection Notes

Select this component for high-frequency applications requiring precise 25 dB reduction. Consider the SMA interface compatibility with existing circuitry. Evaluate thermal management capabilities given the 2 W rating. Verify frequency response stability across the 0 Hz to 18 GHz spectrum.

Part Context

This model belongs to the M3933/25 series of connectorized attenuators. It shares the same form factor and interface type as other variants in the family, differing primarily in attenuation values. The series supports military and aerospace standards.

Replacement Considerations

M3933/25-89N serves as a functional substitute with identical electrical characteristics but different connector plating or finish options.