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Magnetron Geoscanner Basic V2 – Portable Magnetic

Portable dual fluxgate magnetometer with real-time heatmap display and PC analysis for magnetic anomaly mapping.

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Magnetron Geoscanner Basic V2

A portable magnetic field mapping system for geophysical exploration, education and experimental surveys.

The device combines dual fluxgate magnetic sensors, a 16-bit ADS1115 ADC, Arduino Nano and an ESP32-S3 touchscreen to generate real-time magnetic heatmaps directly on the device.

Unlike traditional systems requiring external processing, scan results are instantly visualized and can also be exported for advanced analysis with the Magnetron PC Suite.

Key Features

Dual fluxgate sensors
Real-time magnetic heatmaps
High sensitivity anomaly detection
Adjustable scan grid sizes
Touchscreen interface
Battery powered portable design
CSV export & PC analysis
3D printed enclosure

Magnetron Geoscanner Basic V2 is a portable magnetic field mapping system developed for geophysical exploration, education, research, and experimental magnetic surveys.

The system combines dual high-sensitivity fluxgate magnetometers, a 16-bit ADS1115 analog-to-digital converter, Arduino Nano control electronics, and an ESP32-S3 touchscreen interface.

Unlike conventional magnetic survey instruments that require data processing on a computer after measurements, Magnetron Basic V2 creates real-time magnetic heatmaps directly on the integrated display.

The user can scan an area using an adjustable measurement grid, instantly visualize magnetic anomalies, and export the collected data for further processing using the custom Magnetron PC Suite software.

Main Features

  • Dual fluxgate magnetic sensor architecture
  • Real-time magnetic heatmap visualization
  • Adjustable scanning grid sizes
  • High sensitivity magnetic anomaly detection
  • Portable Li-ion battery operation
  • ESP32-S3 touchscreen interface
  • CSV data export
  • PC software with interpolation and contour analysis
  • Compact 3D printed enclosure

This project represents the first portable generation of the Magnetron Geoscanner platform. Future developments include advanced multi-sensor systems, drone-based magnetic surveys, and specialized solutions for professional field applications.

MAGNETRON GEOSCANNER V2 COMPANENT LIST .pdf

Hardware component list, supported sensors, electronics overview and package contents of the Magnetron Geoscanner Basic V2.

Adobe Portable Document Format - 285.32 kB - 06/10/2026 at 09:40

Preview

User Guide and Operating Manual V2.pdf

User guide and operating manual including device features, calibration, scanning procedure and magnetic heatmap interpretation.

Adobe Portable Document Format - 299.60 kB - 06/10/2026 at 09:40

Preview

magnetron.png

Circuit diagram of the Magnetron Geoscanner Basic V2 including dual fluxgate sensors, ADS1115 ADC, Arduino Nano and ESP32-S3 display connections.

Portable Network Graphics (PNG) - 4.73 MB - 06/10/2026 at 09:35

Preview

  • 2 × EMS100 / FLC100 Fluxgate Magnetometer
  • 1 × Arduino Nano V3
  • 1 × Elecrow CrowPanel 4.3" ESP32-S3 RGB Touch Display
  • 1 × ADS1115 16-bit ADC Module
  • 1 × Li-ion Battery Pack

View all 6 components

  • Real-Time Heatmap Generation and PC Data Analysis

    ertugrul sarikaya3 days ago 0 comments

    One of the main advantages of the Magnetron Geoscanner Basic V2 is its ability to generate magnetic heatmaps directly on the integrated display.

    Unlike traditional magnetic survey tools that require transferring raw data to a computer before visualization, the user can see magnetic variations immediately during field scanning.

    The system supports adjustable scan grids from 4×4 to 7×7, allowing both quick surveys and more detailed magnetic mapping.

    After scanning is completed, measurement data can be saved to a microSD card as CSV files and analyzed further using the custom Magnetron PC Suite software.

    The PC software provides advanced visualization tools including:

    • Smooth heatmap generation
    • Cubic and linear interpolation
    • Multiple color maps
    • Iso-line contour visualization
    • Single and multi-scan comparison
    • PNG image export

    This combination allows users to move from field measurement to detailed desktop analysis with a simple workflow.

  • Hardware Architecture – Dual Sensors, High Resolution ADC and Touchscreen Interface

    ertugrul sarikaya3 days ago 0 comments

    The Magnetron Geoscanner Basic V2 hardware architecture is designed around a dual magnetic sensor configuration, allowing differential magnetic field measurement and improved anomaly visualization.

    The system uses two high-sensitivity analog fluxgate magnetic sensors connected to a 16-bit ADS1115 ADC module. Compared with the previous generation, the high-resolution ADC provides better measurement stability, reduced noise, and improved sensitivity.

    An Arduino Nano handles sensor acquisition, calibration routines, and communication with the user interface.

    The visual interface is powered by an ESP32-S3 touchscreen display, providing a standalone portable operating experience without requiring a computer during scanning.

    Main hardware components:

    • Dual fluxgate magnetic sensors
    • ADS1115 16-bit high-resolution ADC
    • Arduino Nano controller
    • ESP32-S3 4.3" touchscreen HMI
    • MicroSD data storage
    • Li-ion battery power system
    • DC-DC power regulation and battery monitoring

    The complete electronic architecture combines compact size, low power consumption, and high measurement accuracy for portable magnetic field surveys.

  • A New Generation Portable Magnetic Field Imaging System

    ertugrul sarikaya3 days ago 0 comments

    Magnetron Geoscanner Basic V2 is a portable magnetic field imaging system developed for geophysical exploration, education, research, and experimental magnetic surveys.

    The system combines dual high-sensitivity fluxgate magnetometers, a 16-bit ADS1115 analog-to-digital converter, Arduino Nano control electronics, and an ESP32-S3 touchscreen interface.

    Unlike conventional magnetic survey instruments that require post-processing on a computer, Magnetron Basic V2 generates real-time magnetic heatmaps directly on its integrated display.

    The user can scan an area using adjustable measurement grids, instantly visualize magnetic anomalies, and store measurement data on a microSD card. The collected data can later be analyzed using the custom Magnetron PC Suite software.

    Main Features

    • Dual fluxgate magnetic sensor architecture
    • Real-time magnetic heatmap generation
    • Adjustable scan grids from 4×4 to 7×7
    • High-resolution 16-bit ADS1115 measurement
    • Battery-powered portable operation
    • ESP32-S3 touchscreen HMI
    • CSV data recording and export
    • Advanced PC analysis with interpolation and contour maps
    • Compact 3D-printed enclosure

    This project represents the first portable generation of the Magnetron Geoscanner platform. Future developments include advanced multi-sensor systems, drone-based magnetic survey platforms, marine applications, and custom professional solutions.

View all 3 project logs

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Discussions

Matt wrote a day ago point

Any chance you can have your code posted for free instead of behind a pay-wall?

  Are you sure? yes | no

ertugrul sarikaya wrote a day ago point

Thank you for your interest and for your suggestion.

At the moment, we do not plan to release the complete project files for free. The Magnetron Geoscanner is not only a digital project but also a product that we manufacture and offer to customers. Making the full package completely free would be unfair to both the developers who invested significant time into its development and to customers who have purchased the physical device.

However, we truly appreciate the Hackaday community and would like to offer a special opportunity. Hackaday users can get our DIY digital packages for both Magnetron Geoscanner Basic V1 and V2 with a 75% discount by using the exclusive coupon code:

HACKADAY75

The digital package includes 3D printable files, firmware, software, documentation, and everything needed to build your own device.

Thank you for your understanding and for supporting independent hardware development.

  Are you sure? yes | no

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