AB1857B789

Overview

The AB1857B789 is a cavity bandpass RF filter manufactured by Anatech Electronics Inc. It operates with a center frequency of 1.857 GHz and provides a bandwidth of 15 MHz, covering the 1850-1865 MHz range. The component features SMA connectors and is housed in a module package. This design ensures precise signal filtering for radio frequency applications requiring specific frequency selection within the defined passband.

Feature Summary

• Cavity construction for stable RF performance
• Bandpass filtering capability centered at 1.857 GHz
• SMA connector interface for modular integration

Applications

• Radio frequency signal processing systems
• Communication equipment requiring 1850-1865 MHz filtering
• Military and commercial RF filter applications

Procurement Notes

Verify the exact connector type and model suffix when ordering, as variants such as AB1857B789-N exist with different connector specifications like N-type. Confirm that the required part matches the SMA connector configuration specified for this model number to ensure physical compatibility with your system design.

Selection Notes

Select this component when a fixed 15 MHz bandwidth at 1.857 GHz is required. Consider the module form factor and SMA interface for board integration. Ensure the application environment aligns with the standard military and commercial specifications provided by the manufacturer for cavity filters.

Part Context

Anatech Electronics Inc. specializes in designing and manufacturing standard and custom RF and microwave filters for military and commercial sectors. The company produces various filter types including bandpass, low pass, and high pass filters, often utilizing cavity designs for robust performance in demanding environments.

Replacement Considerations

The variant AB1857B789-N serves as a related model but utilizes N-F connectors instead of SMA. Verify connector compatibility before substitution. No other direct public substitute part numbers are confirmed for this specific SMA-based model.