{"author":{"email":"alex@hayorov.me","name":"Alex Khaerov","url":"https://hayorov.me/"},"content_markdown":"I’m an FPV drone DIY enthusiast—I love designing, building, and tuning drones from scratch. While I’m still a rookie UAV pilot, what I enjoy most is the engineering side: bulk sourcing components, optimizing performance, and using my technical skills to bring it all together. Flying is just a bonus that makes the hobby even more rewarding in my spare time.\n\nI’m focused on DIY FPV builds in the 3.5\" to 5\" range. As an electronics engineer, I spend more time on engineering, assembly, configuration, and tuning than flight practice.\n\n![Wallboard of my FPV/UAV setup, January 2026](https://hayorov.me/fpv/uav-board-jan26.png)\n\nThis wallboard is my January 2026 setup: a pair of AOS 3.5\" drones with DJI O3 air units, plus a DJI Mini Pro 4 as a fun footage drone I bought recently. I started right away with digital and never really flew analog, moving from Caddx Walksnail to DJI and now mostly using the O3 system.","content_text":"I’m an FPV drone DIY enthusiast—I love designing, building, and tuning drones from scratch. While I’m still a rookie UAV pilot, what I enjoy most is the engineering side: bulk sourcing components, optimizing performance, and using my technical skills to bring it all together. Flying is just a bonus that makes the hobby even more rewarding in my spare time.\nI’m focused on DIY FPV builds in the 3.5\" to 5\" range. As an electronics engineer, I spend more time on engineering, assembly, configuration, and tuning than flight practice.\nThis wallboard is my January 2026 setup: a pair of AOS 3.5\" drones with DJI O3 air units, plus a DJI Mini Pro 4 as a fun footage drone I bought recently. I started right away with digital and never really flew analog, moving from Caddx Walksnail to DJI and now mostly using the O3 system.\n","date":"2021-07-03T00:00:00Z","description":"Alex Khaerov's FPV drone hobby — DIY builds in the 3.5″ to 5″ range, component sourcing, tuning, and flying with DJI O3 digital systems. An electronics engineer's take on the FPV craft.","json_url":"https://hayorov.me/fpv/index.json","language":"en","lastmod":"2026-03-02T12:40:47+08:00","markdown_url":"https://hayorov.me/fpv/index.md","reading_time_minutes":1,"section":"","tags":[],"title":"FPV & UAV","type":"page","url":"https://hayorov.me/fpv/","word_count":145}