2023 Edition of the popular FAA Pilot’s Handbook of Aeronautical Knowledge FAA-H-8083-25C. This handbook supersedes the 2016 edition with the red/brown cover (FAA-H-8083-25B). Printed in Color. Introducing the Pilot's Handbook of Aeronautical Knowledge (PHAK), a must-have resource catering to the needs of Remote, Sport, Recreational, Private, Commercial, and Instructor Pilots alike. This indispensable guide offers fundamental insights crucial for all aviators, serving as a comprehensive introduction to the diverse realm of knowledge essential for advancing in pilot training. Whether you're just embarking on your aviation journey or striving for advanced pilot certifications, this handbook is your invaluable companion.