DIY Stratux Guide
How to build and upgrade your own anti-collision system
Want to build your own Stratux (OGN) FLARM or upgrade and modify your existing system? Find step-by-step instructions below on how to develop your own anti-collision system for private aviation and gliders.
Build From Scratch
Start with our component list and build your complete Stratux system step by step.
Buy Pre-Built
Don't want to build? Browse our ready-to-fly Stratux systems with full support.
Tools & Resources
Make sure you have these tools ready before starting your build.
Physical Tools
SD Card Reader
USB or built-in
WiFi-enabled Device
Phone/tablet for initial setup
Soldering Iron
Only for sensor upgrades
USB-C Data Cable
For T-Beam/T-Motion flashing
Small Phillips Screwdriver
For case assembly
Software & Online Tools
These free tools help you flash, format, calibrate, and debug your Stratux system.
Getting Started
Start here to gather components, flash firmware, and configure your Stratux for the first time.
SDR Configuration
Fine-tune your SDR receivers for optimal ADS-B and FLARM signal reception.
T-Beam & OGN Flashing
Program your T-Beam or T-Motion module to enable OGN/FLARM transmission capabilities.
Sensor Upgrades
Enhance your Stratux with barometric pressure and AHRS sensors for altitude and attitude data.
Add Pressure Altitude Sensor
Install a barometric pressure sensor to your T-Beam for altitude data
Add Altitude Sensor to softRF
Add altitude sensing capability to your softRF or T-Motion device
Add AHRS/Altitude Sensor
Install AHRS and altitude sensors to your Stratux for attitude data
Additional Upgrades
Protect your hardware, add transmission capability to existing Stratux devices, and register with the Open Glider Network to allow your position to be tracked online.
Usage & Configuration
Learn how to access and configure your Stratux via its built-in web interface.
DIY Component Checklist
Core ComponentsView all
Essential hardware required for every Stratux build. Start with these foundational components.
| Selection checkbox | Component | Dross:Aviation | Amazon | AliExpress |
|---|---|---|---|---|
Raspberry Pi 3B+ or Pi 4 Required Main processing unit for Stratux | - | Buy | - | |
SDR Receiver: NooElec Nano 2, 2+, 3 Required Dual receivers for ADS-B and FLARM | Buy here | Buy | - | |
SD Card (16GB+) Required For Stratux firmware and data logging | Buy here | Buy | - | |
Power Supply (5V 3A) Required Reliable power for stable operation | - | Buy | - |
Enclosure / CasesView all
Protect your Stratux with a proper case for cockpit use.
| Selection checkbox | Component | Dross:Aviation | Amazon | AliExpress |
|---|---|---|---|---|
Case for Stratux Dual Pro Recommended Supports 2x T-Beam modules | Buy here | - | - | |
Case for Stratux Pro Recommended Custom case for Stratux builds | Buy here | - | - | |
Case for Standard Stratux Fits RX-only Stratux with AHRS | Buy here | - | - | |
Case for Stratux Classic Discontinued T-Beam Stratux Case 2.0 | Buy here | - | - | |
Case for Stratux Dongle Compact case for dongle edition | Buy here | - | - | |
Suction Cup Mount for Stratux Recommended For window mounting | Buy here | - | - | |
6 Suction Cups for Stratux Case Add suction cups directly to the case. No mount needed | - | - | - |
| Selection checkbox | Component | Dross:Aviation | Amazon | AliExpress |
|---|---|---|---|---|
Assembled & Ready to Fly AHRS + Pressure Sensor Board Recommended New Plug & play sensor board, no soldering | Buy here | - | - | |
Adapter Board for AHRS/ Pressure Sensors Recommended New Fits US-style cases (ICM-20948/MPU9250/GY91) | Buy here | - | - | |
AHRS Sensor ICM-20948 New | Buy here | - | - | |
AHRS Sensor GY91 (MPU-9250 + BMP280) Combined AHRS and pressure sensor | Buy here | - | - | |
AHRS Sensor GY-MPU-9255 Alternative AHRS sensor option | Buy here | - | - | |
Pressure Sensor BMP388 New Higher precision barometric sensor | - | - | - | |
Pressure Sensor BMP280 For accurate pressure altitude | Buy here | - | - |
| Selection checkbox | Component | Dross:Aviation | Amazon | AliExpress |
|---|---|---|---|---|
1090MHz ADS-B Antenna Required | Buy here | - | - | |
868MHz FLARM/OGN Antenna Required | Buy here | - | - | |
2 in 1 Antenna (868MHz FLARM/ OGN + GPS Antenna) Recommended New Combined FLARM/OGN and GPS antenna | Buy here | - | - | |
978MHz ADS-B UAT Antenna (USA) For US ADS-B UAT reception | Buy here | - | - | |
GPS Antenna (external) For better GPS accuracy | Buy here | - | - | |
GPS Antenna internal (IPEX) Internal IPEX GPS antenna | Buy here | - | - | |
GPS Antenna internal (USB) Internal USB GPS antenna | Buy here | - | - | |
Window Antenna Mount New Suction cup mount for aircraft windows | Buy here | - | - |
Transmission (Optional)View all
Add transmission capability to make your aircraft visible to other pilots.
Cooling & ToolsView all
Keep your Stratux cool and have the right tools for assembly.
| Selection checkbox | Component | Dross:Aviation | Amazon | AliExpress |
|---|---|---|---|---|
Passive Heatsink Silent cooling for Raspberry Pi | Buy here | - | - | |
Brushless Fan (40x40mm) Recommended Fan with custom cable length | Buy here | - | - | |
Brushless Fan (30x30mm) Fan with custom cable length | Buy here | - | - | |
Screwdriver Set Precision screwdrivers for assembly | - | Buy | Buy | |
USB-A to Micro USB Cable for T-Beam Recommended Custom length, double shielded | - | - | - | |
IPEX to SMA Adapter Cable Connect T-Beam to ext Antennas | - | - | - | |
SMA Male to MCX Male To connect NooElec SDR directly to SMA Antenna | - | - | - | |
USB-A Extender New Needed for Stratux (Dual) Pro | - | - | Buy |
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Stratux Community & Support
Need Components or Pre-Built Systems?
Browse our shop for individual components, sensors, antennas, or complete ready-to-fly Stratux systems. All products configured for European frequencies.
Disclaimer
Stratux is not certified aviation equipment. It does not replace a transponder or relieve the pilot of traffic awareness responsibilities. Use as supplementary situational awareness only. Dross:Aviation assumes no responsibility or liability for the use of Stratux devices, firmware flashing, or hardware modifications. All DIY guides are provided without warranty-use at your own risk.