Labels:barrier reef | bulletin board | clock | digital display | earth | encyclical | poster | sky | trade name | windowpane OCR: Switching Switching network network MOD VEC YEC. DEM LR PROC 71F MOD VFCI PROC OF DLC CCITT 48862 PROC output processor buffcr buffer cross voice processing office frequency transfer {handling} digital time time channel propagation time OE IF input transfer time receiver COD DEC codei decader total sender sianal transfer transfer time time MOD modulator DEM demodulator VFC voice- frequency channel IFA interface adaptor DLC digital channel FKGURE 3/Q.252 Functional signal transfer time diagram nelwork PROO charnel propagat process coder decoder transf aoidepe FKURE transter
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