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Standard-definition television (SDTV) je televizní systém, který zahrnuje standardy PAL (720x576) a NTSC (640x480). Očekává se, že SDTV bude postupně nahrazováno HDTV. V SDTV je šířeno pozemské analogové vysílání a všeobecné digitální vysílání.
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sdtv pal ntsc hdtv standard-definition television televizní systém zahrnuje standardy 720x576 640x480 očekává bude postupně nahrazováno šířeno pozemské analogové vysílání
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