+The **E6b** is a mechanical [flight computer](/wiki/Flight_Computer), essentially a circular [slide rule](/wiki/Slide_Rule), widely used by pilots. It allows for quick calculation of essential flight parameters such as true airspeed, ground speed, and wind correction, vital for accurate navigation.
+## See also
+- [Navigation](/wiki/Navigation)
+- [Aviation](/wiki/Aviation)
+- [Pilot](/wiki/Pilot)
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