ForDurable and portable:This aviation plotter Made of high-quality materials, this plotter can withstand the rigors of aviation use. Its lightweight and sturdy construction makes it easy to carry in a flight bag and ready to go.
eBay
The E6B flight computer is a form of circular slide rule used in aviation and is 1 of the few computing in widespread use in the 21st forcentury. Product Number: E6B-M, E6B, E6B-S, E6B-L, E6B-P5. 1 x E6B Aviation Flight Training Ruler.
eBay
The E6B flight computer is a form of circular slide rule used in aviation and is 1 of the few computing in widespread use in the 21st forcentury. Product Number: E6B-M, E6B, E6B-S, E6B-L, E6B-P5. 1 x E6B Aviation Flight Training Ruler.
eBay
Our lightweight and portable ruler is a must-have for aviation professionals and enthusiasts. Architects, engineers, and DIY enthusiasts will appreciate the accurate readings our ruler provides. 1 Flight Computer.
eBay
Double sided. All discs and cursors move freely with no grinding due to dirt being trapped between the discs. No instructions.
eBay
ASA CX-1 Pathfinder Flight Computer Aviation Navigation Calculator with manual This was a popular tool for the aviation enthusiast. This device is designed to help with flight planning and navigation, making it an essential addition to any pilot's gear. Powered by two CR2032 lithium coin cells. Tested to power up only as I am no expert on these things See photos for condition
eBay
Never used open box very nice.
eBay
Dated 1978.
eBay