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Omni-Directional SMA GNSS GPS External antenna
  • Omni-Directional SMA GNSS GPS External antenna

Omni-Directional SMA GNSS GPS External antenna

The Omni-Directional SMA GNSS/GPS External antenna is a high-performance, rugged antenna designed for superior satellite signal reception. Its 360-degree omni-directional pattern ensures a stable and reliable connection to multiple global navigation satellite systems (GNSS), including GPS, GLONASS, Galileo, and BeiDou, in any orientation. Featuring a standard SMA connector for easy integration, it is ideal for applications in surveying, precision agriculture, drones, and marine navigation, significantly improving positional accuracy and reducing signal dropouts even in challenging environments.


Frequency Band: Gps + Glonass + Beidou + Gaileo

Impedance (Ω): 50

Connector Type: SMA

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Product Details

Our omni-directional SMA external antenna is engineered for high-precision GNSS and GPS signal reception, offering 360-degree coverage for consistent and reliable positioning. Whether you're working with navigation systems, vehicle tracking, or outdoor equipment, this antenna ensures accurate location data across a wide range of applications. The robust SMA connector allows for easy installation, making it an ideal solution for both commercial and personal GPS needs. Built for durability and superior performance, this antenna delivers dependable GPS accuracy in various environments.

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The Omni-Directional SMA GNSS GPS External Antenna represents a significant advancement in precision navigation and timing technology, engineered to deliver exceptional performance in the most demanding environments.

1. High-Gain, Low-Noise Amplifier (LNA): At the core of its performance is an integrated high-gain LNA with a typical noise figure of just 1.5 dB. This crucial component significantly amplifies weak satellite signals while minimizing inherent electronic noise, resulting in a clearer signal for the receiver and substantially improving the Time-To-First-Fix (TTFF) and tracking sensitivity, often down to -165 dBm.

2. True Multi-Constellation, Multi-Frequency Support: Unlike legacy antennas, this model is future-proofed for modern satellite systems. It is designed to receive signals across all major GNSS constellations—GPS (L1/L2/L5), GLONASS (L1/L2), Galileo (E1/E5a/E5b), and BeiDou (B1/B2/B3). This multi-frequency capability allows for advanced signal processing, enabling higher accuracy and robust performance even in partially obstructed urban canyons.

3. Robust, Weather-Proof Construction: Built for permanent outdoor deployment, the antenna features a IP67-rated housing. This ensures it is completely dust-tight and can withstand temporary immersion in water up to 1 meter deep. The housing and radome materials are engineered to withstand extreme temperatures, typically operating reliably from -40°C to +85°C.

4. Precision Ground Plane & Phase Center Stability: A key differentiator for survey-grade applications is its stable phase center. The integrated ground plane and meticulous element design ensure a phase center variation (PCV) of less than 2 mm. This minimizes measurement errors and is critical for achieving centimeter-level or even millimeter-level accuracy in professional applications like geodesy and machine control.

5. Wide Operating Voltage Range: Designed for integration into diverse systems, from vehicles to fixed installations, the antenna supports a broad DC supply voltage range of 3.0V to 5.5V. This flexibility, combined with low power consumption, makes it compatible with a wide array of GNSS receivers and data loggers without requiring specialized power regulation.

6. Omnidirectional & Stable Radiation Pattern: The antenna provides a consistent 360° azimuth coverage with a wide elevation angle to capture satellites from the horizon to directly overhead. Its stable radiation pattern ensures consistent performance regardless of the antenna's orientation, guaranteeing reliable satellite locks from any direction.

Technical Specifications
Frequency BandGPS + GLONASS + Beidou + Gaileo
Impedance(Ω)50
Connector TypeSMA
Application Areas

1. Vehicle Tracking: Enhances GPS accuracy for fleet management and personal vehicle tracking systems.

2. Navigation Systems: Improves signal reception for handheld and in-car GPS navigation devices.

3. Outdoor Equipment: Ideal for outdoor GPS applications, including surveying tools and recreational devices.

4. IoT Devices: Provides reliable positioning for Internet of Things (IoT) devices requiring GPS functionality.

FAQ

1.What is the purpose of the omni-directional SMA GNSS GPS external antenna?

This antenna provides 360-degree coverage for accurate and reliable GNSS and GPS signal reception, enhancing location tracking and navigation performance.

2.What devices is this antenna compatible with?

It is compatible with a variety of devices, including vehicle tracking systems, handheld and in-car GPS units, IoT devices, and outdoor equipment.

3.How does the omni-directional design benefit GPS performance?

The omni-directional design ensures consistent signal reception from all directions, improving accuracy and reliability in various environments.

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