Here is his reply: - - - - - -. DVB-S2X is an extension of DVB-S2. LinuxTv has not defined DVB-S2X, so any DVB-S2X transponder will be shown as DVB-S2. The FEC is also different for DVB-S2X. The tuner driver will set the DVB-S2X FEC to Auto. The MIO Tuner will Auto-Detect many of the transponder settings.
Both ATSC 3.0 and DVB-T2 specify the use of HEVC video coding; DVB-T2 also provides the option of MPEG-4/H.264. Having a choice of codecs allows DVB-T2 implementers to strike a balance between coding efficiency, licensing costs, etc. INTERACTIVE SERVICES ATSC 3.0 specifies an HTML5-based approach to interactive services; DVB-T2 works optimally
NTSC is generally used to refer to the old analog signal which was first adopted in the USA in the 1940s. It has largely been phased out in favor of digital ATSC broadcasting. NTSC is inferior to ATSC, as it is doesn’t deliver HDTV picture quality, or the widescreen format. Audio audio quality is also inferior.
of the results are used to plot the curves for DVB-T, for DVB-T2 64. was very similar, the av erage difference being 0.2 dB. The standard. deviation for each mode is around 0.5 dB with a
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