NTSC vs NPAWG - txhua yam txog cov NTSC thiab NPAWG

Lub ntiaj teb no uas tseem qhia rau txhua yam khoom thiab TV yog tsis kos. Tsawg kawg yog tam sim no peb muaj peb tsuas loj TV qauv nyob hauv lub ntiaj teb: NPAWG (theem Alternating kab), NTSC (National TV Standard Committee), thiab SECAM (Séquentiel couleur à mémoire, Fabkis rau "Tshwm sim los muaj xim nrog cim xeeb"). Qhov tsab xov xwm no yuav saib dab tsi yog qhov txawv ntawm cov NPAWG thiab NTSC.

NTSC thiab NPAWG yog dab tsi

NTSC yog ib qhov system analog TV mas siv nyob rau hauv North America uas. Nyob rau hauv lub peb hlis ntuj 1941, National Television Standard Committee of tebchaws tawm ib txuj kev rau black-and-white TV. 1950, lub Committee caag xim TV thiab hu ua nws NTSC los ntawm 1953. Hauv NTSC txuj, pib ntsais koj teeb yog kis tus kab mob nyob rau hauv 30 ntas ib ob thiab 525 tug scan kab rau txhua hom.

NPAWG yog tom qab ntawd tsim dua NTSC rau xim TV pib. NPAWG yog tsim los ua tau tshaj cov duab lwm zaus ntawm 50 teb ib ob (50 hertz), li no kom tsis txhob muaj ntau lub drawbacks ntawm NTSC, nrog rau colour laus shifting nyob tsis kis mob. SECAM li no tsim thiab tshwm tom qab. NPAWG txuj, 25 ntas kis ib thib ob, thiab txhua hom constituted los ntawm ib tug scan 625 kab.

No, dab tsi yog qhov txawv ntawm cov NPAWG thiab NTSC? Lub ntsiab sib txawv me ntsis cov num tus nqi thiab kev daws teeb meem. Txuj NTSC siv fps 30, hos NPAWG 25 fps. Vim li no, NTSC hauv kev tshawb xav muab ib nyuag smoother suab dua cov NPAWG. Rau qhov no,

NPAWG DVD los NTSC DVD

Txawm tias qhov txawv ntawm cov NPAWG thiab NTSC yog me me, muaj cov loj loj inconveniences rau DVD discs. Qhov tsos los yog yeeb yaj duab kuj yuav khaws tseg rau DVD hauv ib qhov ntawm uas yuav kho tau ob: 720 x 720 x 480 pixels (NTSC DVDs) 576 pixels (NPAWG DVDs), los yog, thiab nrog ntau hom nqi li 24, 25, thiab 30 fps. Daim DVD neeg uas ua ntawv nyeem cov ntaub ntawv ntawm DVD disc thiab formats cov nws paab no pov rau leej NPAWG los teev NTSC TV. NPAWG DVDs muaj ib tug qhia kom zoo dua li NTSC DVDs vim NPAWG DVD muaj loj pixels kev daws teeb meem (720 x 576 vs 720 x 480).

Feem ntau, neeg uas ua ntawv NTSC DVD tsuas txawj ntaus phias NTSC DVD discs. Tab sis, tseem muaj DVD players uas txhawb ntau TV txaus, xws li cov NPAWG, NTSC thiab SECAM. Xaiv cov cai NPAWG DVD los NTSC DVD ua ntej yuav muab koj txiav txim, los yog siv ib tug yawm video converter los hloov cov NPAWG DVD rau NTSC DVD, yog tsim nyog.

Dawb ces Wondershare Converter yees duab

Piv txwv, txhua DVDs ntawm cov teb chaws Europe feem ntau tuaj NPAWG hom ntawv thiab thaj av ntawd 2 los yog 0. Yog koj xav ua si rau hauv teb chaws As Mes Lis Kas (Lakes 1), koj yuav tau tshem tawm hauv thaj av chaws thiab ua si nrog ib tshaj DVD neeg uas ua ntawv (txhawb NTSC txuj es NPAWG.)

NPAWG thiab lub teb chaws NTSC

Saib cov NPAWG thiab cov NTSC daim ntawv qhia txog lub tswvyim rau cov ceevxwm uas nyob hauv lub ntiaj teb xwb.

Tam sim no hauv qab no daim ntawv ntawm lub teb chaws uas siv cov NPAWG, NTSC thiab SECAM. Yog koj xav yuav ib tug yeeb yam DVD, xa mus rau tus txheej txheem TV siv koj lub teb chaws.