Performance of the analog and the digital profilometer with wheels and with non-contract transducers. Final report.

Texas State Department of Highways and Public Transportation, Transportation Planning Division, Austin

Graphical processing using hybrid analog-digital circuitry,

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An Analog-to-digital conversion supervision for the IBM 1800,

"Supported in part by National Science Foundation Grant No. NSF-GP-7634."

Use of chart readers for analog to digital conversion of hydrologic data /

Mode of access: Internet.

Notes on analog-digital conversion techniques,

Mode of access: Internet.

Investigation of digital data communications system.

Vol. 2 by Harold D. Becker and John G. Lawton.

Digital filter synthesis

"Cornell Aeronautical Laboratory, Inc. has assigned Report no. XA-2177-B-1 to this document."