B&G ZG100 GPS Antenna: High-Precision Positioning and Heading
The B&G ZG100 is a compact, external GPS antenna with integrated heading compass, delivering fast, accurate position and course data for B&G chartplotters, multifunction displays, and instrument systems.
Ultra-Accurate 10Hz GPS Performance
Enjoy smooth, reliable positioning with a high-update-rate 10 Hz GPS that maintains precision during tight maneuvers, acceleration, and high-speed sailing. Rapid satellite acquisition and enhanced accuracy are provided through support for multiple augmentation systems, including:
- WAAS (North America)
- EGNOS (Europe)
- MSAS (Asia)
- Galileo (global)
- QZSS-ready (Japan)
This multi-constellation capability ensures consistent performance worldwide.
Built-In Heading Compass
The integrated electronic compass supplies stable heading data for:
- Accurate instrument displays
- Chart stabilization in Heads-Up orientation
- Precise radar/chart overlay alignment
- Heel and trim angle output for sailing-specific calculations and performance analysis
Important Compatibility Note
The ZG100 provides magnetic heading only and is not suitable for use with MARPA target tracking or B&G autopilot systems. For these advanced features, a rate-stabilized compass such as the Precision-9, RC42, or Halcyon Gyro-Stabilised Compass is required.
Upgrade your B&G system with the ZG100 for dependable, high-refresh-rate GPS positioning and essential heading data in a simple, easy-to-install external antenna. Ideal for sailing and power vessels needing precise navigation without autopilot or MARPA requirements.
