Yuav ua li cas mus xaiv ib cov koob yees duab: ib co tswv yim pom zoo

Sawv daws muaj ib tug ntau ntawm nthuav cov txheej xwm tshwm sim nyob rau hauv koj lub neej uas koj xav tawm nyob rau hauv lub cim xeeb. Cov teeb meem yog tias nws tsuas yog tsis tau mus ntes tag nrho cov puas. Solutions rau qhov teeb meem no, muaj ntau ntau yam, tab sis qhov zoo tshaj ntawm no taw tes yog ib tug yees duab lub koob yees duab. Nws yuav luag txhua leej txhua tus. Thiab cov neeg uas ua tsis tau, yuav tau nug cov lus nug hais txog yuav ua li cas xaiv ib tug cov camcorder? Cov tshuaj yuav tsum tau mus them.

Txiav txim siab nrog kev cia siab

Ua ntej yuav khoom xws li ib tug ntaus koj xav tau kom meej meej txhais tau cov yam ntxwv uas tseem ceeb tshaj plaws rau koj. Qhov kawg cov lus teb, yuav ua li cas xaiv ib tug digital video koob yees duab, raws li thiaj tau tuaj nyob rau hauv lawv lub hauv paus. Ua ntej ntawm tag nrho cov mloog yuav tsum tau them mus rau lub hom cia nruab nrab, rau cov ntaubntawv povthawj hom ntawv thiab ncej daws teeb meem. Tam sim no ua qauv ua hauj lwm nyob rau hauv ib txoj kev, nyob ntawm seb cov ntaubntawv povthawj siv hom ntawv, uas yog, tus hom video compression. Tham txog yuav ua li cas xaiv ib tug cov camcorder, koj yuav tsum tau ua me ntsis txog cov lub video compression hom. Tus thawj yog cov DV-saib, uas assumes tus neeg txo txhua txhua ncej, cov compression piv yuav varied txawm nyob rau hauv tib khiav, lub video kwj yog 25 Mbit / s, tus ncej loj yog 576 * 720 pixels. Lwm hom ntawv yog hu ua MPEG-2. Nws qhia compression ntawm ntas, uas yog txo tsuas tseem ceeb daim. Rau no hom yuav tsum tau heev loj nye kho vajtse tuition, thiab qhov no yog tsis yooj yim los kho kom raug hom. High-resolution lub koob yees duab kev pab txhawb nqa tswv yim xws li HDV thiab AVCHD. Tus thawj yuav siv ntawm ib tug amorphous kwj hloov dua siab tshiab uas muaj kev daws teeb meem tsis poob zoo thiab nrog tuav siab txaus tshaj tawm. Qhov no hom enables capture daws teeb meem ntawm xyoo 1980 * 1080 pixels. Qhov thib ob hom ntawv yuav muaj cov tseem ceeb pab chamber npaj rau cov ntaubntawv povthawj siv, cia thiab playback.

Yog hais tias peb tham txog yuav ua li cas xaiv ib tug zoo video koob yees duab, nws muaj nqis ntsoov teev qhov tseem ceeb ntawm lub hom cia nruab nrab. Tam sim no, cov pab kiag li lawm muaj peev xwm txhawb 4 hom xov xwm mini-DV-disc drives, nco phaib thiab tapes. Cov thawj thiab tus kawg xaiv maj poob lawv qhov tseeb, raws li lawv muaj tsawg capacitance, thiab lawv mechanism unreliable. Lub koob yees duab yog nruab nrog nyuaj drives los yog cia li nyob rau hauv daim ntawv ntawm cov nco phaib, tsis muaj tej teeb meem, lawv pab yog loj txaus, thiaj li npaj txhij mus tua lub sij hawm ntawm video.

Cais ntxiv qhov teeb meem ntawm yuav ua li cas xaiv ib tug digital video koob yees duab, nws yuav tsum tau them sai sai mus kho qhov muag stabilizer, shooting hom, zoom, matrix, raws li cov no tsis yuav ho txawv los ntawm ib tug chaw tsim tshuaj paus. Ntawm no yog ib qhov nyuaj rau hais tias yog dab tsi yam ntxwv yuav ua tau zoo dua, nws yog paub qab hau mus nrhiav nyob rau ntawm lawv cov teeb. Hais txog manufacturers, peb yuav hais tias cov feem ntau nrov yog Philips thiab Sony.

Yog li ntawd, yog hais tias peb tham txog yuav ua li cas xaiv ib tug digital video koob yees duab, nws yog tsim nyog los paub tag nrho nws cov specifications yog yuav tsum tsis txhob yuam kev. Tib txoj kev los xyuas kom meej ntev-lub sij hawm siv ntawm tus dais.