Qeybtii hoose ka eeg oo ka dibna ka jawaab su'aasha ka dib luqadda la mid ah sida marinka: Passage: NTSC midabka codaynta waxaa loo isticmaalaa la System M signal telefishanka, taas oo ka kooban 30⁄1.001 (qiyaastii 29.97) khadadka interlaced ee video per labaad. frame kasta wuxuu ka kooban yahay laba beeraha, mid kasta oo ka kooban 262.5 khadadka scan, waayo, wadar ahaan 525 khadadka scan. 486 khadadka scan ka kooban yihiin raster arki karo. inta kale (dhexdhexaad vertical blanking) u oggolaan in synchronization toosan iyo dib. interval blanking Tani waxaa asal ahaan loogu talagalay in si fudud blank CRT ee qaataha ee si ay u oggolaadaan in wareegyada analog fudud oo gaabis ah vertical receivers hore TV. Si kastaba ha ahaatee, qaar ka mid ah khadadka waxaa laga yaabaa in hadda ay ku jiraan xog kale sida xidhitaanka xiran iyo vertical waqtiga (CITV code).
analogga ah