Uas yog zoo dua yuav ib tug DVR? Tswv yim los ntawm cov neeg muas zaub thiab cov kws txawj rau DVRs

Yuav ua li cas yog ib lub tsheb video recorder hais tias nws yog yog thiab vim li cas peb yuav tsum tau nws. Yuav ua li cas tsis muaj ib qho tseem ceeb thaum xaiv ib tug neeg sau npe kawm, thiab cov uas yog theem nrab. Uas yog zoo dua yuav ib lub tsheb DVR? Yuav ua li cas yuav tsum xyuam xim rau cov subtleties, ces mus tsis tau tu siab rau cov nyiaj siv nyob rau hauv vain.

Thiab yog hais tias lub tsheb yuav tsum tau DVR?

Cov nab npawb ntawm cov tsheb rau hauv txoj kev yog nce hnub los ntawm hnub. Twb yuav luag txhua tsev neeg muaj ib lub tsheb. Thiab ob lub tsheb tsev neeg - nws yog tsis ib tug nplua nuj. Qhov teeb meem no rau hauv txoj kev yog ua ntau txaus ntshai, ua rau lub sij hawm yuav nyob rau hauv lub tsheb sib tsoo. Yuav kom to taub uas yog tus txhaum nyob rau hauv cov kev huam yuaj, los mus piav qhia lawv cov ntaub ntawv mus rau lwm lub koom, thiab cov tsheb tub ceev xwm tub ceev xwm pab ib tug yooj yim ntaus ntawv raws li ib tug lub tsheb recorder. Nws yuav qhia ib tug tsheb lub teeb yog ua ntej qhov kev huam yuaj, nws qhia tus naj npawb ntawm lub tsheb uas ntes tau koj lub cav yuav pab nyob rau hauv ib tug tsis sib haum nrog cov tsheb tub ceev xwm, leej twg txiav txim siab los tus cwj pwm qhov kev txiav txim rau koj, uas koj tsis tau ua. Lub xub ntiag ntawm lub DVR nyob rau hauv lub tsheb muab cov tswv tsheb undeniable zoo thiab muaj peev xwm los daws cov kev tsis sib haum, tsis tau muab tsa rau nws tsis muaj tseeb neeg pab leg ntaubntawv. Thiab vim hais tias feem ntau koj yuav hnov ib tug kev thov: qhia rau kuv uas yog ib tug zoo dua yuav ib tug DVR?

Raws li qhov no ntaus ntawv yog tsim los

Lub DVR yog ib tug me me txias apparatus. Tag nrho cov filling nyob rau hauv lub me me loj cov vaj tse: ib tug video koob yees duab, ib tug processor rau compression, ib tug duab ua kev nco. Uas yog zoo dua yuav ib tug DVR?

Video lub koob yees duab chaw

Matrix daws teeb meem tus neeg sau npe tej zaum yuav nyob rau hauv lub chav los ntawm 0.3 mus rau 12 lub M, thiab kev daws teeb meem txhaj koob tshuaj tivthaiv - los ntawm 640x480 mus 1920x1080 pixels. Ib tug ntau dua kev daws teeb meem muab ib tug ncauj lus kom ntxaws daim duab, uas yuav pom qhov tsawg tshaj plaws cov ntsiab lus, xws li xov tooj ntawm lub tsheb nyob rau hauv pem hauv ntej. Yuav ua li cas ib qho pheej yig DVR zoo dua yuav? Peb yuav tsum mus los ntawm ob peb tsis. Piv txwv li, tus naj npawb ntawm cov thav ntawv ib ob. Tus naj npawb yog ntau tshaj, lub smoother lub video yuav mus thaum browsing, thiab yuav tsis tau tugging duab ntawm kev tshem tawm ntawm dab tsi yog muaj tshwm sim rau kev kub ceev. Nyob rau hauv niaj hnub pab kiag li lawm, qhov no daim duab yog nyob rau hauv lub chav 15 f / s - 60 f / s. Ib tug zoo qhia - 25 f / s thiab saum toj no. Yog li ntawd rau tag nrho HD, qhov no daim duab - 30 f / s, thiab rau HD - 60 f / s. Lwm lo lus nug - uas lub tuam txhab yog zoo dua yuav ib tug DVR? Yuav ua li cas mus nrhiav nyob rau hauv thawj qhov chaw?

saib lub. Qhov no parameter txiav txim yuav ua li cas npaum li cas cov ntaub ntawv yuav haum horizontally nyob rau hauv tus ncej. Yog li ntawd, muaj ib tug 90 degree saib lub DVR zasnimet cheeb tsam nyob rau hauv lub uantej. Yog hais tias lub Performance index ntawm tshaj 90 degrees, cov duab yog cov haum tshwm sim thiab sab ntawm lub tsheb. Tab sis nws yog ib nqi nco ntsoov hais tias thaum lub siab lub distortion zaum yuav tshwm sim nyob rau hauv cov npoo ntawm qhov screen. Ncaj kab (tug, vaj tse) yuav tshwm sim nkhaus. Yog li ntawd dab tsi zoo dua mus yuav ib tug DVR?

Hmo ntuj Scene. Muab ib tug ntau ntawm technologies :. LED, infrared lub teeb, thiab lwm yam hais txog lub LED teeb yuav tau piav rau hauv qab no, thaum lub sij hawm ua kom pom tseeb rau hauv lub IR illumination. Yog hais tias shooting hnub tsis muaj teeb meem nyob rau hauv lub recorder ua, nyob rau hauv lub hmo ntuj, thaum tsis muaj hnub, ib tug loj qhov chaw ntawm ntuj kaj, lub Translation matrix yuav ua tau tsis txaus rau cov ntaubntawv povthawj siv high-zoo video. Raws li ib tug tshwm sim, cov duab yuav tshwm tsaus uas muaj ntau ntau cov suab nrov thiab qhov muag plooj qhov chaw. Yuav kom pab tau nyob rau hauv xws li mob tuaj IR illumination. Nws illuminates nyob rau hauv qhov tsaus ntuj nti khoom nyob rau hauv lub infrared spectrum, uas yog kiag li txawm rau tib neeg, thiab lub matrix recorder captures cov duab. Uas yog, nyob rau hauv ib tug suab dub tsaus ntuj yeej yuav xav txog tej feem ntawm cov duab.

Yuav ua li cas DVRs zoo tshaj plaws nyob rau hauv cov nqe lus ntawm optics? Nyob rau hauv tas li ntawd mus rau cov yam, hauv daim duab zoo yog los ntawm lub koob yees duab optics, lub cev loj ntawm lub matrix, nws rhiab heev. Yuav kom tau zoo dua ntsib nrog ib tug yav tom ntej purchase, nws yog tsim nyog los saib yuav ua li cas lub ntaus ntawv yuav siv sij hawm nyob rau hauv tag nrho cov huab cua puag. Qhov no yog tau thaum tus neeg muag khoom muaj cov muaj peev xwm mus pauv thiab cov nyiaj ua se rau ib tug tej lub sij hawm tom qab purchase. Tab sis zoo dua, ntawm chav kawm, txoj cai los txiav txim li cas yog zoo dua yuav ib tug DVR.

Tsis tas li ntawd, lub twj paj nruag tej zaum yuav ib tug me me LCD screen uas qhia hauv daim duab thaum cov ntaubntawv povthawj siv yog nyob rau hauv kev kawm, thiab nws tseem tau mus saib ib tug yav tas los ntaub ntawv kaw tseg. Txawm li cas los, qhov kev tshuaj ntsuam yuav tau uas ploj lawm, ces tag nrho cov footage yuav tau saib siv ib lub computer.

Fastened ntaus ntawv, feem ntau qab lub uantej. Raws li ib tug txhais tau tias ntawm txuas mus rau lub cev muaj ib tug tshwj xeeb sau npe sucker, haib txaus kom cov ntaus ntawv thaum tsav tsheb. Txawm li cas los, nws tshwm sim hais tias lub suction khob yog tsis heev ntawm qhov zoo thiab rau lub zoo dua tuav mus rau chaw uasi rau kev pab los ntawm cov kua nplaum. Nyob rau hauv ib co qauv ntawm txuas tej zaum yuav nqa tawm mechanically los ntawm ib tug tshwj xeeb clamp.

Tsis tas li ntawd nyob rau hauv lub vaj tse tej zaum yuav tsum tau nyob GPS receiver los teev cia cov coordinates ntawm lub tsheb qhov chaw. Tab sis xws li ib qho ntxiv yog tsis tsim nyog.

Nyob rau hauv qhov teeb meem ntawm qhov zoo ntawm cov "daim duab"

Qhov zoo tshaj ntawm cov kaw video - ib qho ntawm cov feem ntau nyuaj lub sij hawm, mus nrhiav tau ib tug tshwj xeeb daws yog tsis yooj yim. Uas yog zoo dua mus yuav qhov DVR tau qhov tseeb daim duab? Sau npe kawm ntawv tso cai - ib qho ntawm feem tseem ceeb tsis nyob rau hauv no lub npe. Lub recordable duab yuav ua tau tag nrho HD los yog HD. Video Loj ntawm HD daws teeb meem - 1280x720, thaum ntawm Tag nrho HD - 1920x1080. Devices ntawm cov thawj hom xws li tso cai rau nyiaj txiag thiab lub thib ob - ib tug ntau kim heev. Txawm li cas los, dab tsi yog qhov complexity ntawm qhov teeb meem? Txawm DVR nrog Full HD daws teeb meem yuav muaj ntau optics, compression thiab decompression algorithms, thiab yog li ntawd tshem tawm cov pab kiag li lawm yuav kuj yuav sib txawv.

zoo recorder

Yog xav paub txog qhov zoo ntawm ib tug ntaus ntawv, muaj ntau yam yog ua los ntawm cov neeg siv cov tswv yim, cov kws muaj txuj tswv yim. Tsis txhob bypass no kev lig kev cai thiab lub tsheb video. Tshwj xeeb yog nrov yog cov yeeb yaj duab rau YouTube, tua ib tug los yog lwm cov qauv. Ntawm cov hoob kawm, ib co paub nrog cov ntaus ntawv yuav tau txais cov chais yuav ua tau. Tab sis nws yog tsim nyog nco ntsoov tias feem ntau ntawm cov commercials - advertising. Lawv overestimated qhov zoo tshaj, yog cov piv txwv ntawm lub hnub shooting nyob rau hauv tshav ntuj huab cua, tsis muaj kev cuam tshuam. Thiab yog hais tias koj twb teem peb tus kheej lub aim mus ntsib nrog lub tsheb DVR, nws yog zoo dua them sai sai mus rau lub sau ntawv los ntawm cov neeg tsav tsheb uas lawv muab tsis tau tej kev kho mob.

Yog li ntawd, raws li tej kev txheeb xyuas, ntau pheej yig dua qauv muaj teeb meem nrog brightness kev haum. Thaum ib tug ci ntsa iab ntaus uantej (counter teeb, tshav ntuj huab cua nyob rau hauv lub caij ntuj no), tus neeg sau npe kawm tsis muaj lub sij hawm kom hloov thiab nyob rau hauv cov kev yees duab no ua overexposed los yog, conversely, ib yam nkaus thiab tsaus ntuj nti. Qhov tseeb yog tsim nyog hmoog rau. Thiab nyob rau hauv no hais txog, koj yuav tau xav ob zaug, li cas ruaj yog zoo dua yuav ib tug DVR,

Koj yuav tsum tau mus hais ob peb lo lus nyob rau hmo ntuj scenes. Yog li ntawd feem ntau thaum ua cov neeg muag khoom qhia tau hais tias cov duab, noj nyob rau hauv lub nruab hnub, thiab lub buyer yog txaus siab, tab sis nyob rau nightfall, thaum tshav ntuj yog tsis tuaj kawm ntawv, cov video puv tsaus, thiab muab rho nws ib yam dab tsi nws yuav nyuaj heev. Yuav ua li cas yog qhov zoo tshaj plaws recorders, tsis txhob tsim kev raws li vim teeb pom kev zoo?

Yog hais tias lub sij hawm menyuam ua yeeb yaj duab tsis tau, koj yuav tsum tau tsawg coj mus rau hauv tus account lub fact tias nws yog tsis tsim nyog mus kis tau cov qauv uas tsis yog-tus qauv daws teeb meem. Nyob rau hauv tas li ntawd, koj yuav tsum xaiv ib tug ntaus nrog Full HD, rau qhov zoo yog ib qho zoo rau overpay tshaj raug kev txom nyem nrog cov neeg pluag zoo video. Ua ntej yuav kuj tsim nyog xyuas hais tias cov duab twb tsis muaj qeeb, tsis muaj suab nrov, tsis muaj braking.

O sau voj voog thiab qhov ntev ntawm lub fragment

Txij li thaum lub recorder nco xwb, thiab cov ntaub ntawv yuav tsum tsis txhob tso tseg, nws ua raws li ib tug tshuaj rau overwrite qub ntaub ntawv. Uas yog, kom txog thaum lub cim xeeb yog free, video yog kaw nyob rau hauv lub qub hom, tab sis thaum nws yog lawm ua tus sau, ib tug tshiab cov ntaub ntawv pib superimposed rau cov laus los ntawm qhov pib.

Rau cov ntaubntawv povthawj tsis yog ib tug tas mus li txaus. Nws yog muab faib mus rau hauv cov ntaub ntawv ntawm ib tug tej yam ntev. Feem ntau cov qauv ntaub ntawv lov rau hauv thooj ntawm 1, 2, 3, 5, 10, 15 min. Muaj pab kiag li lawm uas sau txhua yam rau hauv ib tug loj cov ntaub ntawv, tab sis nws tsis yog qhov zoo tshaj plaws lub tswv yim. Nyob rau hauv ib co recorders koj yuav manually hloov lub duration ntawm lub cia video clips. Tab sis muaj tej lub sij hawm uas qhov kev xaiv no yog nruj me ntsis sau npe nyob rau hauv lub ntaus ntawv code. Nws yog ib nqi mus tshawb on muas DVR kev uas ib tug yog ib qho zoo?

Yuav ua li cas yog qhov ntev ntawm lub fragment los xaiv? Nws nyob rau ntawm qhov kev tshwm sim. Hom 1 thiab 2 feeb yuav tam sim ntawd muab pov tseg. Khawb txaus siab rau hauv qab no qhov nruab nrab nyob rau hauv ib pawg ntawm ib feeb cov ntaub ntawv. Yog hais tias lub dawm noj qhov chaw nyob rau hauv lub nroog txwv, lub hom 3 los yog 5 feeb yuav tsum tau zoo. Yog hais tias lub dawm yog mus yuav ncua, piv txwv li, ib ncig ntawm nthuav tej chaw, koj yuav xaiv tau hom rau 15 feeb. Ces yuav muaj ib yam dab tsi mus saib thiab nco ntsoov.

Yuav ua li cas lwm tus yuav tsum nco ntsoov thaum xaiv DVR

Muaj ib tug xov tooj ntawm ntxiv nta yeej muaj nqis hmoog rau.

GPS sensor. Zaum nws yuav zoo pab, yog tias koj paub lub pitfalls. Lub sensor captures txhua cov neeg los ntawm lub zog, thiab lawv yuav tsum tau tom qab saib siv tshwj xeeb software (Google ntiaj teb). Ceeb toom ntawm nce lub ceev lub koob yees duab. Ceeb toom ceev. Hais txog qhov kev xeem kev nthuav dav. Ib txhia DVRs tsis muaj ib tug muaj nuj nqi mus tua cov ceev sensor, thiab video tas li yuav mus nyob rau imposing nuj nqis. Thaum tsiv nyob rau hauv lub dav dav nroog kwj nrog ib tug tshaj tawm los ntawm 70 km / h yuav tsis yuav tau txo cov kev ceev, thiab cov sensor yuav ceeb toom txog tshaj thiab, phem tshaj ntawm tag nrho cov, qhov tshaj yuav tsum muab sau tseg rau cov ntaubntawv povthawj siv. Yog li ntawd, thaum koj yuav tau yuav tsum xyuam xim rau cov muaj peev xwm lov tes taw rau ceev sensor.

Tom ntej no rau dab tsi yog qhov zoo tshaj plaws mus yuav Suav DVR? Nws kuj yuav tsum ua tib zoo xyuas tag nrho cov kev khiav dej num.

G-sensor

Lub hom phiaj ntawm qhov no muaj nuj nqi - mus ntes raug teebmeem thiab kev tua nyob rau hauv tshwj xeeb lem (10 vib nas this ua ntej lub sib tsoo thiab 20 vib nas this). Teeb liab rau no kom sensor yog ib tug ntse ntuas raws li nyob rau hauv ib tug kev sib tsoo nyob rau hauv cov kev tshwm sim ntawm cov kev huam yuaj. Txawm li cas los nws yog tsim nyog yuav tau kho cov rhiab heev ntawm lub G-sensor, raug qhov tsawg kawg nkaus, txwv tsis pub yuav tau triggered thaum uas txhua "ceev lub menyuam pob" koj DVR.

Xyuas: Yuav ua li cas yog ib qho zoo?

Xyuas rau cov network es contradictory. Muaj ntau tsis txaus siab txog cov neeg pluag zoo ntawm shooting thaum hmo ntuj. Tau txais kev pab hais tias Suav cov khoom uas feem ntau nyob rau hauv tsis muaj txoj kev ua tsis tau zoo rau European tseem.

LED backlight

Feem ntau, framed los ntawm ib tug plurality ntawm LEDs nyob ze ntawm lub koob yees duab. Lawv ua hauj lwm - los pab lub koob yees duab mus ntes dluab thaum hmo ntuj. Tab sis nyob rau hauv kev xyaum ntawm no illumination ntawm me ntsis kev siv. Tsis yog ib tug zoo li cas rau txav.

Antiradar

Tus tshiab qauv ntawm video recorders muaj xws li ib tug tas li ntawd, raws li ib tug "cuab ceeb toom" radar ntes. Lub DVR yog ib tug zoo dua - muaj los yog tsis muaj lub radar? Muaj ntau tham txog cov kev pab cuam ntawm xws li ib tug ntaus ntawv. Qhov no xov tooj cua lub teeb liab uas yog nyob rau hauv txoj kev ntawm tsheb tub ceev xwm soj ntsuam nrog rau cov tub ceev xwm radar.

kho neeg sau npe kawm

Tau nyob rau hauv daim ntawv ntawm ib sab caj npab nrog ib tug xuas khob. Yog hais tias tsim nyog, koj muaj peev xwm detach lub suction khob thiab lo nyob rau hauv lub tsheb. Nrees glued yog tsis muaj yuav tsum tau. Tab sis lub nkhaus nrog suction khob kuj yog sib txawv. Feem ntau cov tseem ceeb tshaj, yog dab tsi yuav tsum ntawm sucker - ruaj ntseg tuav, ces tus DVR yuav tsis poob tawm thaum ntaus nyob rau hauv thawj counter qhov. Lub bracket kuj muaj mus muab tau yooj yim tig los mus hloov lub saib lub. Piv txwv li, thaum koj nres lub neeg soj ntsuam DPS, cov koob yees duab yuav tsum tau muab mus rau sab qhov rooj mus rau tshem tawm cov kev sib tham nyob rau hauv video. Qhov no yog ib nqi nco ntsoov thaum muas.

Uas yog zoo dua yuav ib tug DVR. Xyuas

DOD GSE550. Qhov no recorder muaj ib tug lub koob yees duab thiab cov kev tshuaj ntsuam, raws li ib tug ntxiv muaj g-sensor thiab GPS-navigator. Ntaubntawv povthawj siv nyob rau hauv HD hom ntawv, thiab kev daws teeb meem yog 1920x1080. Ua-nyob rau hauv hais lus yuav muaj me tub suab. Ib tug muab rau feature pib pib teev thaum pib ntawm lub zog. Logger yog txuas nrog suction khob mus rau lub uantej nyob ze ntawm lub rearview daim iav.

ParkCity DVR HD 530. Video yog kaw nyob rau hauv tag nrho HD. 3 megapixel koob yees duab. Ua li no, lub DVR yog yus muaj los ntawm txawv txawv tsim, style thiab technology. Cov saib lub yog 110 degrees, uas tso cai rau tshem tawm tej yam uas tshwm sim nyob rau hauv txoj kev. Logger powered los ntawm lub sab hauv roj teeb los yog los ntawm ib lub tsheb network. Raws li ntaub ntawv cia ua raws li SD / SDHC nco daim card mus txog 32 GB.

DOD F900LHD. Lub matrix ntawm 5 megapixels. Tag nrho HD txias hom. Ncej Rate - 30 K / s. Raws li ib tug ntxiv - ib tug tsab ntawv tsa suab sensor uas yog tshuab txais rau lub zog ntawm lub koob yees duab saib. Qhov no tso cai rau koj siv cov recorder raws li ib tug ruaj ntseg ntaus ntawv. 2.7-nti LCD saib rotates 360 degrees. Muaj 4-lub sij hawm Zoom thiab ua tau-nyob rau hauv microphone uas tso cai rau koj mus sau tsis tau tsuas yog video tab sis kuj suab.

Karki Q2. Yuav ua li cas hom ntawm cov DVR yog zoo dua mus yuav? Zoo tswv yim yog lub compact, tej yam me me tsheb recorder. Tag nrho HD cov ntaubntawv povthawj siv hom ntawv. Cov ntaub ntawv yog muab sau tseg rau cov ua-nyob rau hauv flash card. Nws yog powered los ntawm lub tsheb hluav taws xob system los yog los ntawm ib tug tshem tau roj teeb. Yus nta: high-quality video, 2-inch LCD saib, muaj peev xwm mus ua hauj lwm offline.

DOD F880LHD. Nruab nrog ib tug high-end koob yees duab thiab yuav ib cov ntaub ntawv ntawm ib tus nqi ntawm 30 / s ntawm 1920x1080 thiab 60 / s ntawm 848h480. Ib tug ob-nti screen, nyiam, zoo nteg-ntawv qhia zaub mov. Cov saib kaum sab xis ntawm 120 degrees. Muaj yog HDMI tso zis rau lub PC thiab lub TV. Ua-nyob rau hauv lub cim xeeb yuav khaws mus txog rau 32 MB ntawm video. Peev Xwm roj teeb muab ob xuaj moos ntawm lub roj teeb lub neej.

ParkCity lub DVR HD 520. Lovely tsheb recorder, sau ntawv nyob rau hauv Tag nrho HD ntawm 30 / s. Matrix 5 megapixels, 2.5-nti screen. siab nthuav dav video tau los ntawm lub loj 4 lub hom phiaj lens thiab ua-nyob rau hauv zoom.

Karki QX2. Nyob rau hauv tas li ntawd mus rau lub hom Full HD, boasts automatic rau / tawm muaj nuj nqi thaum fais fab yog muaj ntaub ntawv. Muaj yog ib tug 2.7-nti screen, ib tug tshem tau roj teeb, uas tso cai rau siv cov ntaus ntawv sab nraum lub tsheb. PTZ koob yees duab tso cai rau koj mus tua nyob rau hauv cov kev taw qhia tsis tau tsiv nws tus kheej tus neeg sau npe. Yooj yim yas dhos tso cai rau koj mus tau yooj yim txhim kho lub QX2 rau lub uantej.