Encyclopedia  |   World Factbook  |   World Flags  |   Reference Tables  |   List of Lists     
   Academic Disciplines  |   Historical Timeline  |   Themed Timelines  |   Biographies  |   How-Tos     
Sponsor by The Tattoo Collection
Main Page | See live article | Alphabetical index


4VSB is an abbreviation for 4-level vestigial sideband modulation, capable of transmitting two bits (22=4) at a time.

Other faster but less rugged forms include 8VSB and 16VSB. Only 2VSB is more rugged, however it is also slower.

This article is a stub. You can help Wikipedia by [ expanding it].