M3933/14-04N

Overview

The M3933/14-04N is a connectorized RF attenuator manufactured by Amphenol SV Microwave. It features SMA male to female connectors and operates within a frequency range of 0 Hz to 12.4 GHz. The component maintains a characteristic impedance of 50 Ohms and provides a fixed attenuation value of 20 dB. It is designed for use in military specification applications, offering reliable signal level control in high-frequency circuits.

Feature Summary

• Provides precise 20 dB signal attenuation for RF circuitry
• Utilizes SMA male-to-female interface for secure connectivity
• Operates effectively across DC to 12.4 GHz frequency spectrum
• Constructed as a non-screened inline module for standard integration

Applications

• Military radio systems requiring signal reduction
• Satellite communication equipment testing
• Radar system calibration and power management
• High-frequency test and measurement instrumentation

Procurement Notes

Verify the specific part number suffix against official manufacturer documentation to confirm exact attenuation values and connector configurations. Ensure compatibility with existing SMA interfaces and operating temperature ranges before procurement. Cross-reference datasheets for environmental ratings and power handling capabilities to meet application requirements.

Selection Notes

Select this component when a fixed 20 dB attenuation is required within the 12.4 GHz bandwidth. Consider the SMA interface type and non-screened construction for suitable mounting environments. Evaluate power handling specifications and thermal performance to ensure reliability under operational loads in defense or aerospace contexts.

Part Context

This model belongs to the M3933 series of RF attenuators from Amphenol SV Microwave. The series includes various attenuation values and connector types tailored for military and aerospace applications. These components are engineered to provide stable performance in demanding electromagnetic environments while maintaining strict impedance matching.

Replacement Considerations

M3933/14-04S is listed as a parameter equivalent substitute. Verify interface screening differences and exact electrical tolerances before substitution.