
Flight computer review
4-layer PCB, 52mm × 175mm
BNO085 — 9-DoF IMU with onboard sensor fusion
BMP388 — precision barometer for apogee detection
INA260 — 15A current monitoring with integrated shunt
RFM95W — 915MHz LoRa telemetry
Teensy 4.1 — 600MHz M7 brain
Dual redundant pyro channels — two MOSFETs, two e-match outputs
4× servo outputs with screw terminals
Main power switch + arming switch — proper safety architecture
2× RGB status LEDs
Piezo buzzer
Ferrite bead noise filtering on sensitive sensor rail
Bulk capacitors on both battery and BEC output rails
u/InvestigatorKey5236 — 5 days ago