Flight Computer Build
The Design of a Flight Computer for Model Rockets
1 Minute Read
Henry Chen
21 March 2026
Overview
- Building a flight computer no larger than 100mm x 30mm
- Using two IMU's... for sqrt(2) noise reduction
- embedded PCB antenna for LoRa RF; Trying to get some cost savings
- Two CAN Bus Lines; but doing it on the Cheap so im basing it with the STM32G0B1RET6
- USB and SD Card; so i can do mass trasfer of data files using the USB Port
- High side Load Switches for 3x Pyro Channels
Current draw of the pyro channels for a model rocket flight computer.

Photos
