FPV Insights

Complete derivation of antenna gain-beamwidth relationship: from radiation intensity, directivity D, and aperture efficiency to the practical engineering formula G ≈ constant/(θ_az × θ_el).

Anduril Lattice Mesh powers Fury UCAV and C-UAS systems: decentralized swarms, cross-vendor plug-and-play, machine-speed kill chains, A-GRA open architecture, and software-defined warfare.

Complete camera calibration guide: monocular, binocular, hand-eye, and surround view. Covers 4 coordinate systems, Zhang’s method, Kalibr, Ocam fisheye model, AVM production calibration, and troubleshooting.

Wrong propeller will crash your drone. 3-step SOP: match prop size to motor KV + battery S-count, select diameter/pitch for your style, verify installation. Includes matching table for 920KV-2600KV.

NetLink’s 280-element GEO satellite terminal proves GaN can beat Si CMOS in consumer phased arrays. Hybrid mechanical/electronic scanning, thermal management, and calibration explained.

DIY underwater ROV project reaches 90% completion — custom APP with live 1080P video, depth sensing, ballast buoyancy, and powerbank-powered electronics. Full build guide.

CosFly-Track: 240K multi-modal frames, 12K trajectory pairs, 7 synchronized channels — the first large-scale dataset for UAV visual tracking. MuCO optimization engine achieves 22× speedup vs A*.

Deep dive into TSF (Triple Spectral Fusion) from TPAMI 2026 — adaptive IMU sensor fusion using Fourier, graph Fourier, and wavelet domains. 9/10 dataset SOTA with 3.5% F1 improvement.

Deep dive into the SZA5044Z 5.8GHz power amplifier and AD9361 SDR transceiver — the bestselling chipset combo in drone data links. BluSDR-30 MANET module teardown and PCB analysis.

Complete fixed-wing aircraft build guide covering all 7 stages from component selection to first flight. CG balancing, servo wiring, airspeed calibration, and crash prevention tips.