How to Build a 3-Axis Magnetometer / Gradiometer (Full DIY Tutorial)

In this video, we’ll show you exactly how to build your own 3-axis magnetometer and gradiometer using our ready-to-use DIY kit. This is the perfect solution for hobbyists, engineers, treasure hunters, and researchers who want a reliable magnetic sensor system without the hassle of sourcing and configuring parts. 🔧 Get the kit here: Proffesional 3 - Axis Gradiometer Kit https://www.fgsensors.com/product-page/3-axis-kit ✅ What’s in the video: - How our kit works - Step-by-step assembly guide - How to wire and connect the sensors - Data visualization - Real-world use cases (drone mapping, underground detection, geophysics) 📦 Our DIY Kit Includes: - FGA DataLogger Unit - GPS Antenna - USB C Data / Power Cable - DB9 connector for UART and Power - SD Card (32GB) - UB 100 MAG-649 | 3-Axis Magnetometer Sensor (Select 2 for gradiometer) - RJ45 Ethernet cable 📌 Why use our kit? - No guesswork: all tested components - Built for reliability and field use - Compatible with drones, rovers, and handheld setups Ideal for magnetic mapping, treasure hunting, mineral prospecting, and more 🔗 Order now and start scanning: 👉 https://www.fgsensors.com/3axis 📡 Applications: ✔️ Magnetic field mapping ✔️ Ferromagnetic object detection ✔️ Cave and tunnel detection ✔️ Drone-based geophysical surveys 👍 Like this video? Hit Like, Subscribe, and turn on Notifications to stay updated with new sensor builds and field tests!