Every RF link budget starts at -174 dBm/Hz. The Boltzmann derivation behind that number, why 290 K is the reference, and how to scale it by bandwidth.
Thermal Noise Floor: Where -174 dBm/Hz Really Comes From Read More »
A one-line prompt asked GPT-6 Astra for an F405 FPV flight controller. It delivered a full KiCad project with ERC and DRC reports — and 79 unrouted nets.
GPT-6 Astra Designs an F405 FPV Flight Controller Board Read More »
How China’s micro turbojet engines evolved: aviation theory, imported designs, university research, military engineering and low-cost mass production.
Micro Turbojet Engines in China: Five Technology Routes Read More »
See how to give QGroundControl a 3D digital twin: Qt WebEngineView embeds Cesium, GLB drone models, MAVLink attitude sync and Qt-JavaScript data flow.
QGroundControl 3D Digital Twin With Cesium and Qt (2026) Read More »
Use pymavlink to add a Raspberry Pi companion computer to ArduPilot: serial mapping, 921600 baud setup and two working Python examples.
pymavlink for ArduPilot: Raspberry Pi Companion Computer Read More »
Tandem rotor UAV helicopter flight controller tuning guide: pitch via differential collective, PID starting points, yaw coupling limits, and typical fault fixes. Updated for 2026.
Tandem Rotor UAV Helicopter Flight Controller Tuning (2026) Read More »
Clock speed and Flash do not decide whether your UAV ships. Interface redundancy, temperature margin, watchdog recovery and ESD protection do.
Flight Controller Selection: 5 Parameters Behind Mass-Production Success (2026) Read More »
Why radar, optical, RF and acoustic sensors conflict in counter-drone fusion — and how time sync, registration and association fix it.
Multi-Sensor Fusion: How Radar, Optical, RF, and Acoustic Work Together (2026) Read More »
