(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.
- Nonreturn valve
noun 1. another name for check valve
[ri-vur-suh-buh l] /rɪˈvɜr sə bəl/ adjective 1. capable of or of being . 2. capable of reestablishing the original condition after a change by the of the change. 3. (of a fabric) woven or printed so that either side may be exposed. 4. that can be worn with either side out: a reversible jacket. noun […]
[rev-uh-kuh-buh l or, often, ri-voh-] /ˈrɛv ə kə bəl or, often, rɪˈvoʊ-/ adjective 1. that may be . /ˈrɛvəkəbəl/ adjective 1. capable of being revoked; able to be cancelled adj. late 15c., from Old French revocable or directly from Latin revocabilis “that may be revoked,” from revocare (see revoke). Alternative revokable attested from 1580s.
[rev-uh-loo-shuh n] /ˌrɛv əˈlu ʃən/ noun 1. an overthrow or repudiation and the thorough replacement of an established government or political system by the people governed. 2. Sociology. a radical and pervasive change in society and the social structure, especially one made suddenly and often accompanied by violence. Compare . 3. a sudden, complete or […]