Analog los yog cov video koob yees duab, uas yog ib qho zoo?

Camcorders zoo siab rau peb heev ib tug ntev lub sij hawm, vim hais tias cov thawj lub sij hawm lawv tau ua nrov nyob rau hauv lub seventies ntawm lub xeem caug xyoo. No ib tug dlej nqi ntawm lub sij hawm nyob rau hauv 40 lub xyoos, cov koob yees duab tau undergone ib tug lossis loj tus naj npawb ntawm cov kev hloov, pib nrog cov yuav txo tau nyob rau hauv loj thiab xaus nrog ib tug txawv kiag li txoj ntsiab cai ntawm cov lag luam. Yog li ntawd, tam sim no ntau dua puas tau, yuav luag txhua txhua lub tsev muaj ib tug zoo pheej yig camcorder los yog kev thiab txoj kev zoo nkauj video koob yees duab, uas yog zoo dua - nws yog ib tug teeb meem ntawm koj tus kheej kev xaiv.

Analog los yog cov video koob yees duab, uas yog ib qho zoo?

Tus thawj qhov chaw code ntawm cov kev yees duab thawj zaug lub koob yees duab, ntawm chav kawm, nws muaj nws analogue qauv. Analog video koob yees duab yog yuav luag ib txwm yus cov impressive qhov ntev thiab loj heev lub hwj chim. Thiab tag nrho cov ntaub ntawv yog npaum li cas los ib tug ntaus ntawv uas yog yeej ib txwm muab sau tseg rau daim kab xev, uas, incidentally, muaj kuj undergone ib tug zoo tus naj npawb ntawm kev hloov. Nws twb yees ua tag nrho cov hom ntawm cov ntaubntawv povthawj siv analog video tawm tswv yim, los ntawm VHS rau Video 8, tab sis nyob rau hauv lub kawg, tag nrho cov ntawm cov nrhav nyob rau hauv lub teb ntawm analog koob yees duab, yog nyob deb, tsuas yog keeb kwm.

Nyob rau lub hauv paus ntawm cov neeg pluag zoo ntawm analog koob yees duab tua cov khoom, raws li zoo raws li teeb meem nrog rau cov kev ua ntawm cov khoom, uas manufacturers ntawm video koob yees duab twb tau mus nrhiav tau ib tug zoo txoj kev tawm ntawm qhov teeb meem no. Nws twb coined thiab muab kev koom tes ib tug tshiab video hom ntawv, hu ua cov teeb liab cov ntaubntawv povthawj siv. Cov video hom duab siab coped nrog cov teeb meem ntawm cov analog, thiab nyob rau hauv tas li ntawd ntaub ntawv kaw tseg yuav muab tau yooj yim pauv mus rau ib lub computer.

Lub qhov ntev ntawm lub digital cov koob yees duab nyob rau hauv 2-5 lub sij hawm tsawg tshaj li lawv analog pog koob yawg koob, thiab cov ntaub ntawv yuav muab sau tseg rau ib tug CD, ib tug me me video daim kab xev los nco card. Qhov tseem siv hom ntawm cov video ntaubntawv povthawj no yog micro MV, mini DV, DVD thiab MPEG4. Thawj ob dluab kaw rau video, DVD rau CD, thiab MPEG4 ncaj qha rau ntawm lub cim xeeb daim ntawv, los ntawm txoj kev, qhov tseeb version, raws li rau kuv, qhov yooj yim tshaj plaws thiab cov tswv yim. Yog li ntawd, nyob rau hauv cov teeb meem, uas yuav ib tug analog thiab ib cov video koob yees duab, uas yog zoo dua thiab koj yuav tsis tau hais tias, vim hais tias txhua yam yog li ntawd kom meej raws li hnub.

Optics, zoom, stabilizer, thiab lwm yam nuances.

Tsom digital video hom ntawv, tsis muaj tsawg mloog yuav tsum tau them mus rau koj camcorder lub optics. Ib tug ntawm lub ntiaj teb no giants ntawm video thiab audio khoom, JVC piv txwv li, txo nws hwj rau ib tug yees duab lub koob yees duab, tsuas koj tus kws txiav tsom iav, qhia tshwj xeeb uas tsim thiab tsim kom tau ib hom ntawm camcorder. Tab sis tuam txhab uas muag xws li Panasonic thiab Sony xav mus cia siab rau ib tug tshwj xeeb ua optics lub tuam txhab, Carl Zeiss. Muaj tseeb koj twb tau hnov txog cov hom no vim hais tias Carl Zeiss optics yog suav tias yog ib qho ntawm qhov zoo tshaj plaws, yog tsis ib puas xyoo.

Lub camcorder yog tseem tam sim no zoom uas tso cai rau koj mus rau zoom nyob rau hauv cov duab ob peb lub sij hawm, feem ntau nyob rau kaum, tab sis nyob rau hauv qhov tseeb, nws yog nyob rau hauv lub digital video koob yees duab zoom yog tsuas yog rau cov yeeb yam. Qhov tseeb hais tias tus mus kom ze ntawm lub nyob yees duab uas siv cov zoom muaj nuj nqi nyob rau hauv cov camcorder yog heev spoils qhov zoo ntawm cov uas ua daim duab, piv txwv li lub duab yog nce, thiab tus naj npawb ntawm pixels on qhov tsis tooj yuav me me.

Kiv cua ntawm shooting video, feem ntau ntsib nrog ib tug me me teeb meem thaum lub sij hawm lub shooting. Txhais tes tuav lub koob yees duab yog tuav ib tug me ntsis, vim hais tias shooting yuav siv sij hawm qhov chaw nyob rau hauv lub zog, nws thiaj li tau ib daim duab yuav tau co. Nyob rau hauv thiaj li yuav tshem tawm cov nyiaj pab ntau tshaj jitter yog nyob rau hauv tus ncej, niaj hnub camcorders muaj ib tug stabilizer, uas lub ntsiab muaj nuj nqi yog precisely tus tuav cov dluab ntawm ib tug me me co.

Ntawm cov hoob kawm, nws yog ntshaw uas camcorder muaj cov loj tshaj plaws tau xov tooj ntawm ntxiv connectors. Nws yog tsis yooj yim sua hais nrog zoo tseeb hais tias lub caij ib tug los yog lwm yam video koob yees duab, uas yog zoo dua rau koj, uas yog lub ntsiab qauv tshau. Los ntawm txoj kev qhov zoo tshaj plaws camcorder 2011 yog tej zaum qhov Canon LEGRIA HF M41, tab sis tus qauv tshiab ntawm Sony, Panasonic thiab JVC yog tsis zoo li muab txoj kev mus rau nws xib teg nyob rau hauv lub nyob ze yav tom ntej.