23847

Antennas RF Overview

The SparkFun GPS-23847 is a multi-band GNSS helical antenna designed for high-performance positioning. It supports L1, L2, and L5 frequency bands, covering BeiDou, Galileo, GLONASS, and GPS systems. The unit features an SMA connector and screw mount installation type. Key electrical specifications include a center frequency of 1.176GHz, 1.227GHz, and 1.575GHz with a VSWR of 2. The antenna provides a gain of 2dBi across all bands and includes a 600mm cable with an integrated Low Noise Amplifier (LNA).

Antennas RF Feature Summary

• Supports tri-band GNSS signals including BeiDou, Galileo, GLONASS, and GPS.
• Integrates a Low Noise Amplifier (LNA) within the 600mm cable assembly.
• Utilizes a durable helical design suitable for weight-sensitive applications.

Antennas RF Applications

• Wireless connectivity systems requiring precise location data.
• IoT devices needing robust satellite navigation capabilities.
• Networking equipment utilizing multi-constellation positioning.

Antennas RF Procurement Notes

Verify the specific SMA connector gender and thread size compatibility with your host device before integration. Confirm that the 600mm cable length meets your system layout requirements. Ensure the mounting surface allows for secure screw installation to maintain signal integrity. Check for any mechanical obstructions near the antenna radiation pattern.

Antennas RF Selection Notes

Select this model when multi-constellation support and high sensitivity are required. The integrated LNA enhances performance in challenging signal environments. Consider the physical dimensions and weight constraints, as it is designed for applications where every gram counts. Evaluate the need for L1/L2/L5 coverage versus single-band alternatives.

Antennas RF Part Context

This component belongs to the SparkFun Accessories category, specifically RF Antennas. It is part of a series of navigation antennas designed for development and prototyping. The product complements other SparkFun modules by providing essential external positioning hardware for embedded projects.

Antennas RF Replacement Considerations

The SparkFun GPS-23848 serves as a related alternative offering similar multi-band capabilities. Verify if the specific connector or cable configuration differences align with your design needs before substituting.