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Type
Model #.
Aircraft Maker / Name
Instrument Maker
Country
Construction
Date
Scale Length
Area of Use
Disk
True Velocity & Dynamic Pressure Calculator
Generic Instrument
McDonnell Aircraft Corporation
U.S.A.
Plastic
est. 1960's
Dia. = 15.1 cm
Flight Management
Comment:
"One side is used to calculate true velocity and dynamic pressure and the other side is used to Mach, Altitude, Airspeed, Temperature and Pressure conversions"
Image 1
Image 2