CIRCUIT CHANGES FOR S-9 COMPUTER Open PDF Document Details Document Type Technical Report Publication Date May 25, 1948 Accession Number AD0001811 Entities People J. R. Rogers Organizations Massachusetts Institute of Technology Tags Communities of Interest Air Platforms DTIC Thesaurus Topics Amplifiers Calibration Cartesian Coordinates Computers Curvature Department Of Defense Electronic Mail Elevation Excitation Feedback Frequency Instructions Instrumentation Measuring Instruments Potentiometers Resistance Sensitivity