Compact tool for computing performance and unit conversions.
Whether you call it a Whiz Wheel, Flight Computer, or E6-B, Jeppesen's CR-3 Circular Computer is an important tool in the flight-planning process. This durable computer is a time-tested, battery-free aviation staple that pilots have been using for decades to calculate their aircraft's performance parameters. This easy-to-operate tool allows users to compute crosswind components, determine density altitude, calculate fuel burn, measure true airspeed, monitor groundspeed, convert between a multitude of units, and much more. At just 6", the CR-3 easily fits into even the smallest flight bag. Includes a vinyl carrying case. A robust, modernized version of a venerable aviation instrument.
From the Manufacturer
Enlist the help of the Jeppesen CR-3 Circular Computer to assist you in everything from solving wind triangles, to polar grid navigation and pressure pattern flying.
Versatility and solid construction make this a reliable choice. Includes a vinyl carry case. 6-inch diameter. Solves high- and low-speed problemsAutomatically compensates for temperature riseTakes compressibility factors into accountVinyl carrying case is included
Jeppesen Part Number: JS514237
/ 5 based on
Looks like the same CR-3 that I bought in the sixties. I lost that one. Too bad they didn't package the neat CAP"N SHARP instruction manual with it like they did in the old days. This computer does not come with any instruction manual. I'd rate it a 5 if it had instructions.
- Ham Lake, MN
Sep 29, 2016
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