M3933/25-43N

Overview

The M3933/25-43N is a military specification RF attenuator manufactured by Amphenol SV Microwave. It belongs to the SMA series and features a male-to-female connector configuration. The device provides an attenuation value of 17 dB with a nominal impedance of 50 Ohms. It operates within a frequency range of DC to 18 GHz. The unit is designed as a non-screened inline module, suitable for high-reliability applications requiring precise signal reduction in microwave circuits.

Feature Summary

• Provides fixed 17 dB attenuation for signal level control
• Features SMA male-to-female interface for direct circuit integration
• Constructed as a non-screened inline module for compact deployment

Applications

• Satellite microwave circuit power level adjustment
• RF test and measurement equipment signal conditioning
• Military communication system signal attenuation

Procurement Notes

Verify the specific datasheet version and manufacturing date code upon order confirmation. Confirm that the non-screened construction meets the environmental requirements of the target application. Ensure compatibility with existing SMA mating connectors regarding torque specifications and contact integrity during procurement validation.

Selection Notes

Select this component when a fixed 17 dB attenuation is required at frequencies up to 18 GHz. The SMA interface dictates mating compatibility with standard SMA ports. Consider the non-screened design if electromagnetic shielding is provided by the host enclosure. Verify power handling capabilities against peak signal levels in the specific circuit path.

Part Context

This part is part of the M3933 family of space-grade attenuators designed for satellite applications. These components are engineered to maintain performance stability under extreme thermal conditions. The M3933 series offers various attenuation values and connector types to support diverse microwave circuit architectures in aerospace and defense sectors.

Replacement Considerations

• M3933/25-43S

FAQ

Is the M3933/25-43N screened?

No, the M3933/25-43N is specified as a non-screened attenuator.

What is the connector gender configuration?

The device features a male-to-female SMA connector configuration.