[1] : The Free On-line Dictionary of Computing (27 SEP 03)

non return to zero inverted
     
         nrzi a recording method used for 9-track magnetic
        tapes 200 and 800 bpi where a zero is represented by a
        change in the signal and a one by no change.
     
        nrzi is also used extensively in sdlc communications.
        vtam has a parameter nrzi=yes|no.
     
        compare phase encoded, gcr.
     
        1999-01-11
     
     
see also:
magnetic tapes sdlc vtam phase encoded gcr 

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