Building a 3D-printed Titan Comet fixed-wing UAV: common mistakes in printing, assembly, dual-motor wiring, CG balance, and pitot tube installation. From 5-day print to stable 30+ flights with detailed build specs and flight data.
Deep dive into cross-band asynchronous transceiver architecture for UAV-to-ground MESH networks: why splitting TX (500-700MHz) and RX (1300-1500MHz) with 1T2R design outperforms same-frequency systems in range, stability, and platform constraints.
Complete ISP debugging guide for RK3576 MIPI Camera: BLC, LSC, AWB, CCM calibration, 3DNR, sharpening, Gamma, 3D LUT tuning, IQ file deployment, and common issue troubleshooting for embedded vision systems.
Complete guide to hardware synchronization for LiDAR (Livox Mid-360) and dual cameras (MV-CU013-A0UC / MV-CB016 series). Includes wiring, software configuration, and a Python rosbag analysis script for verifying sub-millisecond timestamp alignment.
Hardware Synchronization: LiDAR and Multi-Camera Setup with ROS Time Alignment Analysis Read More »
Deep dive into MIMOmesh wireless ad hoc networking: OFDM, MIMO, MANET and SDR technologies explained. Comparative analysis of Silvus StreamCaster, DTC MeshUltra-X, and Persistent Systems MPU5 — three leading tactical broadband MANET platforms.
Technical analysis of SpaceX’s Gen2 satellite system modification filing: Ka-band PFD limits, Nv visibility calculations for 29,988-satellite constellation, ITU Article 22 EPFD compliance, GSO protection frameworks, and inter-system spectrum sharing methodologies.
Technical breakdown of SpaceX’s Direct-to-Cell Mobile Satellite Service (MSS) filing: 2GHz and 2020-2025 MHz band operations, 7,500-satellite initial deployment, geographic coverage, PFD/EIRP limits, spectrum sharing with AWS-4 terrestrial operators, and frequency tolerance specifications.
Technical analysis of SpaceX’s FCC modification application for its Gen1 satellite system: upgraded 4,408-satellite constellation, Ku-band and Ka-band beam parameters, GSO/NGSO spectrum sharing compliance, EPFD limits, PFD management, and co-frequency beam flexibility under modernized sharing frameworks.
Detailed analysis of SpaceX’s latest FCC filings: STA extensions for 2GHz spectrum testing with EchoStar, E-band gateway link renewals for Gen2 satellites, and a bold proposal for a million-satellite orbital data center constellation powered by solar energy to meet AI computing demands.
A comprehensive review of SpaceX Starlink’s recent FCC filings including direct-to-cell demonstrations in Guam, E-band gateway link extensions for Gen2 satellites, and emergency Supplemental Coverage from Space (SCS) operations during Typhoon Senlark.
