The Bell System Technical Journal vol. 56 no. 3, March 1977. AT&T.

The Bell System Technical Journal vol. 56 no. 3, March 1977.

AT&T BSTJ, pp. 329 - 485 inclusive; diagrams, photographs, references.

Condition: Very Good, light blue heavy paper covers, binding is sound and secure, pages clean and unmarked.

Price: $10.00

Item Description

Includes, Computer Displays Optically Superimposed on Input Devices (Knowlton); Pitch-adaptive DPCM Coding of Speech with two-bit Quantization and Fixed Spectrum Prediction (Jayant); MORE.