R574393400

Overview

The R574393400 is a coaxial switch manufactured by Radiall USA, Inc., belonging to the Ramses series. It features an SP4T contact configuration with SMA interface connectors and operates up to a frequency of 3 GHz. The device utilizes a 28 VDC coil voltage for actuation and employs D-sub connector termination. Key electrical parameters include a VSWR of 1.5, insertion loss of 0.5 dB, and isolation of 60 dB. It has a 50 Ohm impedance and is packaged in bulk.

Feature Summary

• SP4T coaxial switching architecture
• SMA interface connectivity
• D-sub connector termination

Applications

• RF signal routing
• Test and measurement equipment
• Telecommunications systems

Procurement Notes

Verify current availability status directly with the manufacturer or authorized distributors, as supply conditions may vary. Confirm that the specific Ramses series variant matches system requirements for SMA interfaces and D-sub termination. Ensure compatibility with 28 VDC control signals and 3 GHz operational limits before procurement.

Selection Notes

Select this component when an SP4T coaxial switch with SMA connectors is required for applications operating up to 3 GHz. Consider the D-sub connector termination style for integration needs. Evaluate the 28 VDC coil voltage requirement against available control circuitry. Verify that the specified VSWR and insertion loss meet system performance criteria.

Part Context

This part belongs to the Ramses series of coaxial switches from Radiall. The series includes various configurations such as SP6T and different frequency ratings. The R574393400 specifically denotes the SP4T variant with SMA connectors and 3 GHz operation, distinguishing it from higher-frequency models like the R574J series.

Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation. Consult official Radiall resources for cross-reference data if alternative sourcing is necessary.