The mechanical E6B is the more versatile descendant of the government issued G-1 True Airspeed flight computer from World War II. The G-1 was round, about 8 inches across and made from Bakelite ...

The affordably-priced Electronic E6B Flight Computer by Sporty’s has been used by over 240,000 pilots for fast flight planning and accurate FAA test calculations and is in wide use by both ...