A digital automatic multiple pressure recorder

Bert A. Coss, D. R. Daykin, Leonard Jaffe, Elmer M. Sharp
naca-tn-2880
Jan 1953


A method is used to compare the unknown pressures with a scanning pressure whose value at any instant is known in digitalized form. Sensitive diaphragms indicate balance between the unknown and the scanning pressures. All unknown pressures are compared with the scanning pressure simultaneously and the information is stored temporarily within the machine.

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http://naca.central.cranfield.ac.uk/reports/1953/naca-tn-2880.pdf