M3933/16-40N

Overview

The M3933/16-40N is a coaxial RF attenuator manufactured by Amphenol SV Microwave. It operates within the SMA series and features a 50 Ohm impedance. The device supports a frequency range from 0 Hz to 18 GHz with a power rating of 2 Watts. It utilizes male and female SMA connectors for interconnection. The unit is designed for military specifications and functions as an inline module.

Feature Summary

• Provides fixed signal attenuation for RF applications
• Supports high-frequency operation up to 18 GHz
• Constructed with robust SMA connector interfaces

Applications

• Satellite microwave circuit power level adjustment
• RF test and measurement equipment
• Military communication systems

Procurement Notes

Verify the specific attenuation value against the official datasheet, as variations exist within the M3933 family. Confirm the operating temperature range and physical dimensions match system requirements. Ensure compatibility with existing SMA mating connectors before procurement.

Selection Notes

Select this component when a fixed 17 dB attenuation is required in the 0-18 GHz band. Consider the 2W power handling capability for signal integrity. Verify if screened or non-screened variants are needed for environmental protection.

Part Context

This part belongs to the M3933 series of space attenuators designed for satellite microwave circuits. These components allow precise tuning of RF power levels. The series includes various attenuation values and frequency ranges tailored for defense and aerospace applications.

Replacement Considerations

Compatible substitutes include other M3933 series models such as M3933/16-05S or M3933/16-09S, provided they meet the specific attenuation and frequency requirements. Verify connector gender and impedance matching.