The goal of the Contrails project is to help preserve and disseminate the technical record of 20th century aerospace research, highlighting in particular the research endeavors of the Illinois Tech community.

Doppler Aided Strapdown Inertial Flight Test Program - 1971

Report Number: AFAL TR 71-368
Author: Pearson, Vance H.
Author: Hargrove, Leonard O.
Author: Cleary, Richard E.
Corporate Author: Honneywell Inc, St. Petersburg, Florida
Laboratory: Air Force Avionics Laboratory
Date of Publication: 1971-12
Pages: 68
Contract: F33615-71-C-1633
Project: None Given
AD Number: AD0890564

The report encompasses preparation of the Honeywell H-429 (SIGN III) Strapdown Inertial System; the design, checkout, and use of an interface unit for acquiring doppler radar and GEANS inertial navigation data; the modification of the analytical mechanization for the doppler aiding and Kalman filter techniques; the software preparation; and conduct of the test program, results and conclusions of the overall effort.

Lockheed Martin Missiles & Fire Control
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