M3933/25-74S

Overview

The M3933/25-74S is a fixed RF attenuator manufactured by Cinch Connectivity Solutions Midwest Microwave. It provides an attenuation value of 8dB within a frequency range of 0 Hz to 18 GHz. The device features SMA connectors and operates at a characteristic impedance of 50 Ohms. It supports a maximum power dissipation of 2W. The component is constructed as a coaxial in-line module.

Feature Summary

• Provides precise 8dB signal attenuation for RF applications
• Operates across a wide frequency spectrum up to 18 GHz
• Features robust SMA connector interface for reliable connectivity

Applications

• RF signal conditioning in communication systems
• Test and measurement equipment calibration
• Military and aerospace electronic subsystems

Procurement Notes

Verify the specific suffix designation against official manufacturer documentation to ensure correct performance characteristics. Confirm compliance with MIL-DTL-M3933 standards if military qualification is required. Check current availability and lead times directly with authorized distributors or the manufacturer.

Selection Notes

Select this model when an 8dB fixed attenuation is required within an 18 GHz bandwidth. Ensure system impedance matches the 50 Ohm specification. Verify that the SMA connector type aligns with existing board or cable interfaces. Consider thermal management capabilities given the 2W power rating.

Part Context

This component belongs to the M3933/25 series of fixed attenuators from Cinch Connectivity Solutions Midwest Microwave. The series offers various attenuation values while maintaining consistent form factors and electrical specifications suitable for high-frequency applications.

Replacement Considerations

M3933/25-62N (2dB), M3933/25-75N (variable attenuation, different dB). Verify exact dB value and connector gender compatibility before substitution.