M3933/25-73N

Overview

The M3933/25-73N is a military specification RF attenuator manufactured by Amphenol SV Microwave. It utilizes SMA connectors with a male-to-female configuration and operates within a frequency range of DC to 18 GHz. The component features a 50 Ohm impedance and provides attenuation at 18 GHz. It is designed for non-screened applications and supports a maximum operating temperature of +165 °C and a minimum of -65 °C.

Feature Summary

• Military specification construction for rugged environments
• SMA connector interface for standard RF integration
• Non-screened design suitable for internal circuit mounting

Applications

• Satellite microwave circuits
• RF power level control systems
• Test and measurement equipment

Procurement Notes

Verify the specific datasheet version for the M3933/25-73N to confirm exact attenuation values and tolerance specifications, as these are critical for circuit performance. Ensure that the non-screened package type aligns with the electromagnetic interference requirements of the target application environment before finalizing procurement orders.

Selection Notes

Select this component when a military-grade SMA attenuator is required for frequencies up to 18 GHz. Consider the non-screened housing if space constraints preclude shielded variants. Verify that the thermal operating range of -65 °C to +165 °C meets the environmental conditions of the deployment site.

Part Context

This part belongs to the M3933 series of connectorized attenuators from Amphenol SV Microwave. These components are engineered for precision RF applications requiring stable attenuation characteristics across wide bandwidths. The series includes various impedance and frequency options tailored for defense and aerospace sectors.

Replacement Considerations

M3933/25-73S is a screened variant of the same electrical specification.