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Pricelist: Retail Price (B2C) Pricelist
Pricelist: Retail Price (B2C) Pricelist
NEO-M8N GPS with Compass for Pixhawk with extra connector for APM

NEO-M8N GPS with Compass for Pixhawk with extra connector for APM

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SpecificationDetails
Receiver Type72-channel u-blox M8 engine
GNSS SupportGPS, GLONASS, BeiDou, QZSS, SBAS, Galileo
Compass ICBuilt-in HMC5883L or IST8310
Position Accuracy2.0 m CEP
Update RateUp to 10 Hz
Cold Start26 Seconds
Input Voltage3.3V to 5V DC
Price
₹ 1,906.78 ₹ 1,906.78
(Tax included)

Barcode: 3781216

Product Description

The NEO-M8N GPS is engineered for maximum reliability in autonomous flight. By integrating a high-quality ceramic patch antenna and an on-board LNA (Low Noise Amplifier), it can maintain a strong satellite lock even in areas with partial sky obstruction. The inclusion of an external compass is a critical safety feature; by moving the magnetometer away from the high-current power wires of the drone's motors and ESCs, it eliminates electromagnetic interference (EMI) that causes "Toilet Bowl" effect or flyaways during autonomous missions.

Key Features

  • Multi-Constellation Support: Connects to multiple satellite networks simultaneously for sub-meter accuracy in ideal conditions.

  • Dual-Connector Compatibility: Includes pre-crimped connectors for Pixhawk (6-pin) and an extra cable for APM (5-pin), ensuring broad compatibility.

  • Integrated Compass: Features a high-precision digital magnetometer required for mission-critical functions like Auto-waypoint and Return-to-Launch (RTL).

  • LED Status Indicators: Features a built-in "PPS" LED that flashes once a 3D satellite lock is achieved, providing instant visual confirmation.

  • Protective Dome: Usually housed in a signature circular plastic shell to protect the delicate ceramic antenna from impact and debris.

Technical Details

  • Sensitivity: -167 dBm (Tracking & Navigation).

  • Power Consumption: Low power mode available for long-endurance missions.

  • Configuration: Pre-configured for use with ArduPilot and PX4 firmware.

Prototyping and Engineering Tips from Robogears

  • Mounting Orientation: The GPS module must be mounted with the arrow on the dome pointing toward the front of your drone. If it is rotated, your compass heading will be wrong, and the drone will likely crash during its first autonomous maneuver.

  • Distance from Interference: Always mount the GPS on a "GPS Mast" or pedestal at least 10–15cm above the main flight controller and battery. The high-frequency noise from the ESCs and the magnetic field from the battery leads are the #1 cause of "Compass Variance" errors.

  • The "First Lock" Patience: During the very first power-up (Cold Start), it may take up to 5–10 minutes to download the satellite almanac data. Ensure you are in an open field with a clear view of the sky. Subsequent "Hot Starts" will typically take less than 2 seconds.

  • Ground Control Station Setup: After plugging it into your Pixhawk, you must perform a Compass Calibration in Mission Planner or QGroundControl. During this process, you rotate the drone on all axes so the flight controller can learn the magnetic offsets of your specific build.

Package Includes

  • 1 x NEO-M8N GPS Module with Protective Shell

  • 1 x Built-in Compass (Magnetometer)

  • 1 x Connection Cable for Pixhawk

  • 1 x Connection Cable for APM

Disclaimer

Autonomous flight is inherently risky. Always ensure you have a manual override (Stabilize or Acro mode) ready on your radio transmitter in case the GPS signal is lost or compromised by local interference.