|(storage)||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.