GPSU15M

Antennas RF Overview

The GPSU15M is a passive GNSS dome antenna designed for vehicle tracking and fleet management. It operates at a center frequency of 1.57542 GHz, covering the L1 band from 1.57242 GHz to 1.57842 GHz. The unit features an NMO connector interface with a 50 Ohm impedance and a VSWR of 2:1. Rated for 1 W power, it functions within -35 C to +85 C. Physical dimensions include a length of 35.6 mm and a weight of 149.688 g.

Antennas RF Feature Summary

• Dome-style passive antenna construction optimized for mobile applications
• Integrated NMO base mount for direct installation on vehicle roofs
• Right-hand circular polarization for reliable satellite signal reception

Antennas RF Applications

• Vehicle Tracking Systems
• Fleet Management Solutions
• Mobile Asset Monitoring

Antennas RF Procurement Notes

Verify the manufacturer designation carefully, as the GPSU15M part number appears in distributor databases under both TE Connectivity and Laird Technologies. Confirm that the specific datasheet matches the required electrical parameters, particularly regarding gain specifications which vary between sources. Ensure the physical mounting style aligns with the intended NMO base requirement before finalizing the order.

Antennas RF Selection Notes

Select this component when a low-profile, omni-directional GPS solution is required for mobile platforms. The integrated NMO mount simplifies installation compared to separate antenna and bracket assemblies. Consider the operating temperature range and mechanical durability for outdoor vehicular environments where standard puck antennas are preferred over internal alternatives.

Antennas RF Part Context

This model belongs to the category of outdoor GNSS antennas supporting GPS, GLONASS, Galileo, and Beidou protocols. It serves as a specialized RF component for navigation systems requiring robust signal acquisition in dynamic environments. The design prioritizes compactness and ease of integration into transport infrastructure.

Antennas RF Replacement Considerations

Public documentation lists the GPSU15M CX as a related variant from Laird Technologies. Verify compatibility if substituting, as cross-manufacturer differences in gain and mounting hardware may exist. No other direct substitute part numbers are confirmed in the provided data.