The E6B, often called the "pilot's slide rule," is a manual flight computer designed to solve aviation-related calculations quickly. It consists of:
A wind side for calculating wind correction angles, ground speed, and headings.
A calculator side for time, distance, fuel consumption, density altitude, and other conversions.
While modern electronic flight computers and apps have gained popularity, mastering the manual E6B remains a fundamental skill for pilots and is required knowledge for FAA and other aviation exams.
Why Learn the E6B?
Exam Requirement: FAA Knowledge Tests and checkrides often include E6B-based questions.
Backup Navigation: If your electronics fail, the E6B ensures you can still compute essential flight data.
Improved Mental Math: Sharpens your aviation calculation skills and situational awareness.
In this guide, we’ll break down how to use the E6B step-by-step, with practical examples, practice problems, and tips to make you proficient in flight planning and in-flight calculations.
Ready to become an E6B expert? Let’s get started!