8-vsb meaning

(8-level Vestigial SideBand) The modulation technique used for digital TV (DTV) in the U.S. It minimizes interference with analog NTSC signals, which must be transmitted simultaneously with the digital signals until 2006. NTSC uses an analog VSB modulation. See DTV. Contrast with OFDM.
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A radio frequency (RF) modulation technique specified by the Advanced Television Systems Committee (ATSC) for use in digital television (DTV), including both high definition television (HDTV) and standard definition television (SDTV). 8-VSB employs 8 levels of amplitude modulation (AM) to achieve a bit rate of 19.28 Mbps over a 6 MHz terrestrial broadcast channel. See also AM, ATSC, bit rate, broadcast, channel, DTV, HDTV, RF, SDTV, and VSB.
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