Short for Standard Definition Television it
is a type of digital television operation method which is able to transmit and produce
images which are of a higher quality than standard
analog broadcast. SDTV is
typically a 480i signal - where 480 represents the vertical resolution
and i represents interlaced. Digital cable and digital satellite
programming is widely available in SDTV format. While SDTV does not reach near
the quality of HDTV, it is superior over traditional analog television.
* SDTV Minimum Performance Attributes:
Receiver: Receives ATSC terrestrial digital transmissions and decodes
all ATSC Table 3 video formats, and produces a useable picture
Display Scanning Format: Has active vertical scanning lines less than
that of EDTV
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