Garmin GA 38 GPS/GLONASS Antenna - 010-12017-00

Garmin GA 38 GPS/GLONASS Antenna – 010-12017-00

Enhance GPS Reception and Navigation Accuracy with the Garmin GA 38 GPS/GLONASS Antenna

Improve your marine navigation experience with the Garmin GA 38 GPS/GLONASS Antenna (010-12017-00). Designed to provide reliable satellite signal reception, this external marine GPS antenna supports both GPS and GLONASS satellite systems, helping compatible Garmin chartplotters maintain dependable positioning information while navigating coastal waters, inland waterways, and offshore environments.

Featuring a compact, low-profile design and rugged, waterproof construction, the Garmin GA 38 is built to withstand demanding marine conditions. Its versatile mounting options allow installation on a pole, flat surface, or beneath a fiberglass deck, making it an excellent solution for boats with limited mounting space or chartplotters installed in enclosed helm stations.

Whether you're upgrading your marine electronics or improving satellite reception for your existing Garmin navigation system, the GA 38 delivers dependable performance and flexible installation options.

Key Features & Benefits

• Dual GPS/GLONASS Reception: Receives signals from GPS and GLONASS satellite constellations for dependable positioning.

• Enhanced Satellite Reception: External mounting can improve signal reception for compatible Garmin navigation devices.

• Three Mounting Options: Supports pole, surface, and under-deck mounting for installation flexibility.

• Waterproof IPX7 Construction: Fully gasketed housing protects against exposure to harsh marine conditions.

• Low-Profile Design: Compact antenna housing minimizes space requirements and maintains a clean installation.

• Durable Marine Construction: Manufactured from high-impact plastic alloy for long-lasting performance.

• 32-Foot Antenna Cable: Includes a 10-meter BNC-to-BNC cable for flexible installation.

• Garmin Compatibility: Designed for select Garmin chartplotters and other compatible marine electronics with an external GPS antenna connection.

Technical Specifications

Specifications are based on Garmin's published product information. 

What's in the Box?

• Garmin GA 38 GPS/GLONASS Antenna

• Surface Mounting Bracket

• Pole Mounting Bracket

• Under-Deck Mounting Bracket

• Mounting Hardware

• 32.8' (10 m) BNC-to-BNC Antenna Cable

• Installation Instructions

Why Choose the Garmin GA 38 GPS/GLONASS Antenna?

Reliable GPS positioning is essential for safe and efficient boating. The Garmin GA 38 provides a practical way to improve satellite reception for compatible marine navigation systems, particularly when the chartplotter's internal antenna has a limited view of the sky.

With its waterproof construction, multiple mounting configurations, and GPS/GLONASS support, this antenna is an excellent addition to recreational boats, fishing vessels, and cruising yachts.

Important Compatibility Note: The GA 38 uses a BNC antenna connection and is not a standalone GPS receiver or NMEA 2000 antenna. Verify compatibility with your Garmin chartplotter or marine electronics before purchasing.

Frequently Asked Questions

1. What does the Garmin GA 38 GPS/GLONASS Antenna do?

The Garmin GA 38 is an external antenna designed to receive GPS and GLONASS satellite signals, helping compatible Garmin navigation devices maintain reliable positioning information.

2. Is the Garmin GA 38 waterproof?

Yes. The antenna features an IPX7 waterproof rating and a fully gasketed, high-impact plastic housing designed for marine environments.

3. Can the Garmin GA 38 be mounted under a fiberglass deck?

Yes. The included under-deck mounting bracket allows installation beneath compatible fiberglass decks.

4. Does the Garmin GA 38 include an antenna cable?

Yes. The package includes a 32.8-foot (10-meter) BNC-to-BNC antenna cable.

5. Will the Garmin GA 38 work with all Garmin chartplotters?

No. The GA 38 is designed for compatible Garmin devices with the appropriate external GPS antenna connection. Check your chartplotter's specifications before purchasing.

6. Does the Garmin GA 38 require a separate power connection?

No separate power wiring is required for a compatible installation. The antenna connects through its BNC cable to the supported Garmin device.