M3933/16-55S

Overview

The M3933/16-55S is a fixed RF attenuator manufactured by Cinch Connectivity Solutions under the Midwest Microwave brand. It provides a nominal attenuation of 25 dB with a power rating of 2 W and an impedance of 50 Ohms. The device operates over a frequency range from 0 Hz to 18 GHz. It utilizes SMA connectors in an inline module configuration, designed for male/female interface compatibility.

Feature Summary

• Provides precise signal attenuation for RF systems
• Supports high-frequency operation up to 18 GHz
• Features durable SMA connectorized inline design

Applications

• Military 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 military specification standards. Request official datasheets and material certificates to ensure compliance with environmental and performance requirements before finalizing procurement orders.

Selection Notes

Select this component when a fixed 25 dB attenuation is required within the 0 Hz to 18 GHz bandwidth. Ensure the system power handling does not exceed 2 W at operating frequencies. Verify that SMA connector interfaces align with existing circuit board or cable assembly designs for proper integration.

Part Context

This model belongs to the M3933/16 series of connectorized attenuators. It is engineered for demanding environments typical of defense and aerospace applications. The product line emphasizes reliability and consistent performance across wide microwave frequency ranges.

Replacement Considerations

Compatible substitutes include other M3933/16 series variants with matching attenuation values and SMA interfaces. Cross-reference specific suffix codes to ensure identical electrical specifications and mechanical dimensions before substitution.