Difference between ATSC and NTSC tuners on a TV.

Document ID: 98083157


Posted Date: 2010-10-01


Last Updated: 2010-09-24


Distribution: View Public Website


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Television 55ZV650U



ATSC is for digital broadcast.

  • An ATSC tuner is often called an ATSC receiver or HDTV tuner. It allows reception of ATSC digital television (DTV) signals broadcast over the air by TV stations.
  • To receive ATSC (DTV) signal the TV must be hooked up to some type of external entenna.

NTSC is for analog broadcast.

  • The NTSC tuner receives the analog signals.
  • NTSC tuners are still used on some cable systems commonly but will not work with over the air signal that require ATSC Tunning.


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