ALPHA41/3M/SMAM/S/S/19

Antennas RF Overview

The Siretta ALPHA41/3M/SMAM/S/S/19 is an I-Bar omni-directional GSM antenna designed for outdoor mounting. It operates within the 850 MHz to 2.17 GHz frequency range, supporting cellular protocols including GPRS, GSM, UMTS, and LTE. The unit features a 4 dBi gain rating with a 50-ohm impedance and a maximum power handling capacity of 50 watts. It includes a 3-meter RG174 cable terminated with an SMA male connector. The mechanical design utilizes a screw mount base configuration.

Antennas RF Feature Summary

• I-Bar structural form factor optimized for pole or mast mounting applications
• Omni-directional radiation pattern ensuring consistent signal coverage in all horizontal directions
• Integrated IP67 rated housing providing protection against dust ingress and water jets

Antennas RF Applications

• GSM network infrastructure deployment
• UMTS mobile broadband installations
• LTE cellular system integration
• IoT gateway connectivity solutions

Antennas RF Procurement Notes

Verify the specific SMA male connector polarity and cable length specifications against the official datasheet prior to ordering. Confirm that the mounting hardware requirements align with the installation site's structural constraints. Ensure compatibility with existing RF transmission lines and transceiver interfaces to maintain optimal signal integrity and system performance.

Antennas RF Selection Notes

Select this model when a robust, weather-resistant omni-directional solution is required for cellular bands spanning 850 MHz to 2.17 GHz. The I-Bar design facilitates secure attachment to vertical poles or masts. Consider the 3-meter cable length for flexible routing between the antenna and the radio unit. Verify environmental ratings match the deployment location's exposure conditions.

Antennas RF Part Context

This component belongs to the ALPHA series of antennas manufactured by Siretta Ltd. The series focuses on providing reliable wireless connectivity solutions for various cellular communication standards. The ALPHA41 variant specifically addresses multi-band requirements for GSM, UMTS, and LTE applications using a durable I-Bar physical structure suitable for permanent outdoor installations.

Antennas RF Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation. Consult the manufacturer's catalog for alternative models within the ALPHA series that meet similar frequency and gain requirements if this specific part number is unavailable.