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Cessna Sky/Comp by Texas Instruments

Date of introduction:  1980 Display technology:  LCD
New price:   Display size:  8
Size:  5.1" x 2.8" x 0.28"    
Weight:  3.0 ounces Serial No:  9786869
Batteries:  2*LR44 Date of manufacture:  wk 21 year 1980
AC-Adapter:   Origin of manufacture:  USA
Precision:  11 Integrated circuits:  TP0328
Memories:  1    
Program steps:   Courtesy of:  Dan Veeneman

 

This Cessna "Flight Computer" gives you an example of using existing products like the TI-35 for other purposes. We know similar approaches from the insurance business (view the TI-58 manufactured for Lloyd) but this one uses a specialized integrated circuit to do some calculations and conversions:

Pressure, Density Altitude
Calibrated, True Airspeed 
Wind Speed, Direction, Course and Heading 
Time-Speed-Distance, Distance and fuel consumption
Convert between US and SI-units

The development of this product was done by Jeppesen Sanderson, view the original product here.

Flying more than a Cessna ? View the USMC HARRIER calculator !


If you have additions to the above article please email: joerg@datamath.org.

© Joerg Woerner, December 5, 2001. No reprints without written permission.