ETRA821/18503

Antennas RF Overview

The ETRA821/18503 is a dual-band whip antenna manufactured by TE Connectivity, designed for cellular and PCS applications. It operates simultaneously on the Cellular band (821 MHz to 896 MHz) and the PCS band (1.85 GHz to 1.99 GHz). The component features a straight design with an NMO base mount and provides 3 dBi gain across both frequency ranges. It supports a maximum power handling of 100 W and maintains a VSWR of 2. The unit has a maximum height of 2.700 inches (68.58 mm) and offers field diversity through vertical and horizontal polarization capabilities.

Antennas RF Feature Summary

• Dual-band operation supporting simultaneous Cellular and PCS frequencies
• True Field Diversity design ensuring uninterrupted transmissions in challenging environments
• NMO mounting socket compatible with standard magnetic and trunk lid mounts

Antennas RF Applications

• Cellular communication systems
• PCS network infrastructure
• Outdoor mobile installations
• Indoor mobile installations

Antennas RF Procurement Notes

Verify current availability status as this component may be obsolete or discontinued. Confirm technical specifications against the latest official datasheet from TE Connectivity or authorized distributors. Ensure compatibility with existing NMO mounting hardware and system power requirements before procurement.

Antennas RF Selection Notes

Select this model for applications requiring dual-band coverage in compact spaces. The low profile design suits vehicles or structures where visibility is a concern. Verify that the 100 W power rating meets system transmission needs. Consider the NMO interface for standard mounting solutions.

Antennas RF Part Context

This part belongs to the Phantom Elite series of antennas, known for patented dual-band technology. It serves as a specialized solution for wireless communication systems requiring reliable signal reception across multiple frequency bands without the need for separate single-band units.

Antennas RF Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation. Consult manufacturer resources for potential obsolescence alternatives.