M3933/25-28S

Overview

The M3933/25-28S is a fixed attenuator manufactured by Cinch Connectivity Solutions under the Midwest Microwave brand. It features SMA connectors and provides a nominal attenuation of 2 dB. The device operates within a frequency range from 0 Hz to 12.4 GHz. It has a power rating of 2 W and maintains a 50 Ohm impedance. The unit functions as an in-line module with male/female interface types. Operating temperatures range from -55°C to +125°C.

Feature Summary

• Provides precise signal attenuation for RF applications
• Supports high-frequency operation up to 12.4 GHz
• Designed for reliable performance in harsh environments

Applications

• Defense electronic systems
• Aerospace communication equipment
• Test and measurement instrumentation

Procurement Notes

Verify part authenticity through authorized distributors or direct manufacturer channels. Confirm that the specific suffix matches the required attenuation value and connector gender. Ensure environmental specifications meet project requirements. Request official datasheets and compliance documentation prior to purchase to validate technical parameters.

Selection Notes

Select this component when a 2 dB attenuation is required at frequencies up to 12.4 GHz. Consider the 2 W power handling capability for signal integrity. Verify SMA connector compatibility with existing system interfaces. Evaluate thermal operating ranges against environmental conditions.

Part Context

This model belongs to the M3933 series of connectorized attenuators. It is part of Cinch Connectivity Solutions' portfolio of RF and microwave components. The product line supports military, aerospace, and telecommunications applications requiring high-performance interconnect solutions.

Replacement Considerations

M3933/25-25N offers similar construction but differs in frequency range and attenuation characteristics. Verify electrical parameters before substitution.