VSB1. Short for vestigial side band, a method for modulating -- or converting for transmission -- digital data over coaxial cable. Created by Zenith, VSB has been chosen by the FCC as a standard for digital TV.
2. Short for VME Subsystem Bus, an auxiliary bus used with a primary 32-bit bus called a VME (VersaModule Eurocard), made for commercial, industrial, and military uses. The VSB helps speed transfers between devices.
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