M3933/14-19S

Overview

The M3933/14-19S is a screened RF attenuator manufactured by Amphenol SV Microwave. It features SMA male to female connectors and operates within a frequency range of DC to 12.4 GHz. The component provides an attenuation value of 14 dB at a characteristic impedance of 50 Ohms. It has a power rating of 2 W and functions reliably across a temperature range of -65°C to +165°C.

Feature Summary

• Screened construction for enhanced signal integrity
• SMA connector interface configuration
• High-temperature operational capability

Applications

• Microwave circuit testing
• Signal level adjustment in RF systems
• Satellite communication equipment

Procurement Notes

Verify the specific suffix 'S' indicates the screened variant when sourcing replacements. Confirm that the 14 dB attenuation specification matches the system requirements, as other variants in this series offer different attenuation values. Ensure compatibility with the 50 Ohm impedance standard required by the application.

Selection Notes

Select this model for applications requiring precise signal reduction up to 12.4 GHz. The screened design is suitable for environments demanding high isolation. Consider the 2 W power handling limit and the wide operating temperature range when evaluating suitability for harsh conditions or high-power transmission lines.

Part Context

This component belongs to the M3933 series of connectorized attenuators from Amphenol SV Microwave. These devices are designed for space and defense applications, offering robust performance in critical RF interconnects. The series includes various attenuation values and connector types to support diverse microwave system architectures.

Replacement Considerations

M3933/14-19N (Unscreened version)

FAQ

What is the maximum operating frequency?

The maximum operating frequency is 12.4 GHz.

Does this part have shielding?

Yes, the 'S' suffix denotes a screened (shielded) construction.