Selelekela
Libaka tsa kamohelo ea baeti, likhamphase tsa thuto, litsi tsa bongaka le basebetsi ba CATV ba sechaba ba banyenyane hangata ba tobana le phephetso e tloaelehileng ea ntlafatso ka litsamaiso tsa khale tsa kabo ea TV ea coaxial. Lisebelisoa tse ngata tsa sejoale-joale tsa video ho kenyeletsoa libapali tsa media tsa HD, litsamaiso tsa tlhokomelo ea NVR le lisebelisoa tsa mecha ea phatlalatso li tšehetsa tlhahiso ea HDMI feela. Leha ho le joalo, lithelevishene tsa setso tsa analog le meralo ea motheo ea cable ea coaxial e teng li ka amohela matšoao a tloaelehileng a analog a RF feela. Ho nkeloa sebaka ka botlalo ka cable kapa ho kenngoa ha lebokose la set-top ho hloka matsete a mangata a tekanyetso 'me ho baka liphephetso tse tsoelang pele tsa tlhokomelo bakeng sa batsamaisi ba lits'ebeletso.
Mochini oa Analog Fixed Channel oa AH1916H oa 16-in-1 HDMI Input Analog Fixed Channel Modulator o sebetsana le liphephetso tsena tsa indasteri ea lefats'e la 'nete ka katleho. E entsoe ke Hangzhou Softel Optic Co., Ltd., mofani oa lisebelisoa tsa CATV le fiber optic ea nang le boiphihlelo ea thehiloeng Hangzhou High-tech Zone, yuniti ena ea modulation ea rack-mount all-in-one e fetola mehloli ea video e ikemetseng ea HDMI e 16 hore e be liteishene tse tsitsitseng tsa analog RF tsa maqhubu a tsitsitseng. Matšoao 'ohle a sebetsitsoeng a kopantsoe ho ba tlhahiso e le' ngoe ea coaxial bakeng sa kabo ea matšoao a sebaka sohle e se nang sekoli.
Ho fapana le di-setting tsa modulator tse arohaneng tsa kanale e le nngwe tse senyang sebaka sa khabinete mme di hlahisa tshitiso ya matshwao habonolo, senaModulator ea maqhubu a CATV a 16 a tsitsitseng E kopanya di-module tse 16 tse ikemetseng ka botlalo tsa modulation ka hara chassis e nyane ya rack ya maemo a 4RU. E na le theknoloji e nepahetseng ya ho notlela maqhubu a MCU RF, e boloka ho nepahala ha kanale ho tsitsitseng tlasa ts'ebetso ya nako e telele, e leng se etsang hore e be tharollo ya hlooho e tshepahalang le e theko e tlase bakeng sa diporojeke tsa ntlafatso ya sistimi ya TV ya analog ya boholo bo mahareng lefatsheng ka bophara.
Melemo ea Bohlokoa ea Tekheniki ea Softel AH1916H Modulator
1. Moralo oa Channel o Ikemetseng o Felisa ho Tšoasa Matšoao
Kenyelletso e 'ngoe le e 'ngoe ea HDMI ho AH1916H e hokahana le kanale e inehetseng ea analog RF e tsitsitseng e nang le moralo oa potoloho e arolelanoang ea lefela pakeng tsa li-module ka bonngoe. Sesebelisoa se tšehetsa ho seta esale pele maqhubu a fektheri ho pholletsa le spectrum ea 47~862MHz, ho latela maemo a lefats'e a phatlalatso ea libaka ho kenyeletsoa PAL D/K, PAL B/G le NTSC. Ka ho nepahala ha maqhubu ho laoloang ka har'a ±10KHz, e qoba ka botlalo mathata a crosstalk a haufi le kanale a atisang ho bonoa ho li-modulator tse kopaneng tse theko e tlase.
Li-filter tsa maqhubu a molumo a holimo a SAW tse hahiloeng kahare li eketsa karolelano ea carrier-to-lerata ea kahare ho feta 60dB 'me li fana ka karolelano ea pontšo ea video-to-lerata e fetang 55dB. Sena se netefatsa tlhahiso ea video e hlakileng, e tsitsitseng ntle le ho panya ha skrine, ho sotha 'mala kapa lerata le sa sisinyeheng li-terminal tsa pontšo ea analog. Boemo ba tlhahiso ea RF bo fetoloang ho tloha ho 0 ho isa ho -20dB bo ikamahanya le likhoele tsa coaxial tsa bolelele bo fapaneng, ho tlosa tlhoko ea li-amplifier tse ling tsa matšoao maemong a phetisetso a makhutšoanyane le a mahareng.
2. Botsitso ba Maemo a Indasteri bakeng sa Ts'ebetso e sa hlokomeloeng lihora tse 24 ka letsatsi, matsatsi a 7 ka letsatsi
Bongata ba di-modulator tsa diteishene tse ngata tse theko e tlase di sebedisa dipotoloho tsa motlakase tse nolofaditsweng, tse atisang ho baka ho senyeha ha sistimi le ho kgutla ha maqhubu kamora tshebetso e telele ya mojaro o moholo. Mathata ana a sa tsitsang a sitisa ka ho toba boiphihlelo ba TV ya baeti ba hotele le ditshebeletso tsa kgaso ya thuto ya khamphase. Ka lehlakoreng le leng, Softel e hlomella AH1916H ka di-module tsa motlakase o pharaletseng wa indasteri tse ikemetseng tse tshehetsang tlhahiso ya motlakase e tloaelehileng ya AC220V. Yuniti e nngwe le e nngwe e feta tekong e tiileng ya botsofadi e tswelang pele ya dihora tse 72 pele ho romelwa fekthering ho netefatsa botsitso ba tshebetso.
Chassis e felletseng ea alloy ea aluminium e na le meaho e ntlafalitsoeng ea ho qhala mocheso ho thibela ho bokellana ha mocheso nakong ea ho sebetsa ntle le ho emisa. Ka keketseho e fapaneng e laoloang ka tlase ho 5% le mohato o fapaneng ka har'a 5°, sesebelisoa se boloka tlhahiso e nepahetseng le e tsitsitseng ea 'mala bakeng sa litaba tse bapalang ka loop joalo ka livideo tsa kamohelo ea hotele le livideo tsa tlhokomelo ea khamphase. Bokhoni ba eona bo tšepahalang ba ts'ebetso ea 24/7 bo fokotsa haholo mosebetsi oa tlhokomelo ea kamehla bakeng sa lihlopha tsa tekheniki.
3. Ho Sebeletsana ka Bophara le ho Feto-fetoha ha Sistimi
E le tshebetso e phahamengSefetoleli sa lets'oao la RF sa HDMI ho ea ho analog, AH1916H e na le li-interface tsa ho kenya tsa HDMI tse akaretsang tse lumellanang le lisebelisoa tsa video tse tloaelehileng, ho kenyeletsoa li-server tsa mecha ea phatlalatso, li-receiver tsa sathelaete, li-NVR tsa ho shebella, mabokose a bohlale a TV le libapali tsa Blu-ray. Karolelano ea eona ea A/V e fetoloang e tloha ho -10dB ho isa ho -30dB e leka-lekanya bophahamo ba molumo ho pholletsa le mehloli e fapaneng ea matšoao, e felisa molumo o sa tsitsang lipakeng tsa liteishene tsa TV.
Kou e tloaelehileng ea tlhahiso ea RF ea mofuta oa 75Ω F e tšehetsa khokahano e tobileng le li-combiners tsa CATV, li-amplifiers tsa trunk le marang-rang a teng a coaxial a meaho, ha e hloke li-adapter tse ling tsa phetoho. Bakeng sa merero ea lihotele tsa khoebo, litsebi li ka abela liteishene tse ikhethileng tse tsitsitseng bakeng sa livideo tsa papatso ea lihotele, liteishene tsa lipapali tse phelang, tlhokomelo ea nako ea sebele ea lobby le mananeo a litaba a lehae ntle le ho lokisa liphoso khafetsa ka mor'a ho kenya.
4. Sebopeho sa ho Boloka Sebaka le ho Nolofatsa ho Laela Sebakeng
E etselitsoe liraka tse tloaelehileng tsa lisebelisoa tsa lisenthimithara tse 19 tse bolelele ba 4RU, AH1916H e boloka sebaka se seholo sa khabinete ha e bapisoa le metsoako ea modulator ea kanale e le 'ngoe e behiloeng ka har'a li-stacked. Lipontšo tsohle tsa boemo ba kanale le litsamaiso tsa ho lokisa li hlophisitsoe bohareng phanele e ka pele. Litsebi tsa masimo li ka fetola maemo a tlhahiso ea kanale ka bonngoe le liparamente tsa molumo ntle le ho qhaqha chassis, e leng se potlakisang haholo ts'ebetso ea ho kenya sebakeng seo le ho qala mesebetsi bakeng sa merero ea boenjiniere.
Litšebeletso tsa ho iketsetsa le tsa OEM li fumaneha ka botlalo. Softel e fana ka khatiso ea logo ea chassis e ikhethileng, lenaneo la pele la kanale le ikhethileng le lisebelisoa tsa RF tse lumellanang ho fana ka litharollo tse felletseng tsa CATV headend, tse khotsofatsang litlhoko tsa bakopanyi ba sistimi le ba kenyang thepa ka bongata lefatšeng ka bophara.
Maemo a Tšebeliso e Pharaletseng bakeng sa AH1916H 16-in-1 Analog Modulator
1. Ntlafatso ea Sistimi ea TV ea Hotele le Resort
Sesebelisoa sena se sebetsa e le sesebelisoa se sebetsangModulator ea RF ea hlooho ea TV ea hotelebakeng sa merero ea ntlafatso ea kamohelo ea baeti. Lihotele tse ngata tsa maemo a mahareng le tsa moruo li boloka terata ea mantlha ea coaxial empa li hloka liteishene tsa TV tsa kahare tse ikhethileng ho ntlafatsa boiphihlelo ba baeti. Ka ho hokahanya li-server tsa video tse ikhethileng, lisebelisoa tsa ho phallela le li-feed tsa ho shebella tsa lobby ho li-port tse 16 tsa HDMI tsa sesebelisoa, mohloli o mong le o mong oa litaba o ikemetseng o tsamaellana le kanale ea TV e tsitsitseng. Baeti ba ka fihlella mananeo a inehetseng ka kotloloho ka li-TV tse tloaelehileng tsa analog, ba qoba litšenyehelo tse phahameng tsa ho kenya mabokose a set-top a IPTV ka phapusing e 'ngoe le e 'ngoe ea baeti.
2. Mekhoa ea Khaso ea Khamphase le Setsi sa Koetliso ea Mesebetsi
Likolo, litsi tsa mesebetsi ea matsoho le litsi tsa koetliso tsa lik'hamphani li hasa lithuto tsa ho ruta, livideo tsa tšireletso ea khamphase le litlaleho tsa litsebiso tsa sechaba lithelevisheneng tsa phaposi ea ho rutela.Modulasetara wa kabo ya CCTV coax khamphaseng ya sekolo, AH1916H e fana ka ts'ebetso e tsitsitseng ea nako e telele e loketseng mesebetsi ea letsatsi le letsatsi ea phatlalatso ea nako e behiloeng. Moralo oa eona oa maqhubu a tsitsitseng o lumella matichere le batsamaisi ho fumana kapele liteishene tse inehetseng tsa ho ruta le ho beha leihlo ntle le ho skena khafetsa khafetsa.
3. Kabo ea Tlhokomelo e Bohareng bakeng sa Lipetlele, Lifeme le Mekhatlo
Li-ward tsa bongaka, li-workshop tsa indasteri le libaka tsa tsamaiso tse koetsoeng li hloka kabo e tsitsitseng ea lets'oao la tlhokomelo ea nako ea sebele ho pholletsa le li-terminal tse ngata tsa pontšo. AH1916H e fetola tlhahiso ea HDMI ea likanale tse ngata ho tsoa lisebelisoa tsa ho rekota tsa NVR hore e be matšoao a tloaelehileng a RF, e fetisetsang data ea tlhokomelo ka marang-rang a teng a coaxial a moaho. Sena se nolofalletsa moralo oa tlhokomelo ea sebaka se felletseng ka theko e tlase, ntle le tlhoko ea ho aha bocha marang-rang a IP ka botlalo.
4. Sistimi ea Lihlooho tsa CATV tsa Sechaba se Senyenyane le sa Folete e Menyenyane
Bakeng sa metse ea bolulo e nang le sekala sa basebelisi ba ka tlase ho malapa a 100, li-multiplex tsa dijithale tsa QAM tse kholo hangata ha li hlokahale ebile ha li na litšenyehelo tse ngata. AH1916H e kopanya matšoao a TV a phelang a lehae, livideo tsa tsebiso ea thepa le liphepelo tsa ts'ireletso ea sechaba moleng o le mong oa coaxial trunk. E fana ka lits'ebeletso tse tsitsitseng tsa kabo ea TV ea analog ka matsete a tlase a lisebelisoa, e lumellanang hantle le litlhoko tsa ts'ebetso tsa metse e menyenyane ea bolulo.
Hobaneng o ka Khetha Softel AH1916H ho feta Li-Modulator tse Tloaelehileng tsa Mechine e Mengata
Hangzhou Softel Optic e thehiloe ka 2005, e na le boiphihlelo ba lilemo tse fetang 16 ba R&D le tlhahiso ea litsebi lisebelisoa tsa phetisetso ea CATV HFC. Khamphani e na le lithupelo tse ikemetseng tsa tlhahiso le litsamaiso tse tloaelehileng tsa tlhahlobo ea boleng bo felletseng. Yuniti e 'ngoe le e 'ngoe ea senaLisebelisoa tsa ho feto-fetoha ha analoge tsa Softel CATVe feta litekong tse matla bakeng sa botsitso ba lets'oao, ho hanyetsa mocheso le ho lumellana pele e tlisoa. Lihlahisoa tsohle li na le setifikeiti sa CE, se tšehetsang ho romelloa kantle ho naha le ts'ebeliso e tsitsitseng Asia Boroa-bochabela, Latin America, Europe Bochabela le limmaraka tse ling tsa lefats'e.
Bongata ba li-modulator tsa analog tsa likanale tse ngata tse theko e tlase 'marakeng li fokotsa litšenyehelo tsa tlhahiso ka ho tlohela li-module tse ikemetseng tsa ho notlela maqhubu. Sena se lebisa ho ho kheloha ho totobetseng ha maqhubu le ho se tsitse ha matšoao kamora likhoeli tse 3 ho isa ho tse 6 tsa ts'ebeliso ea semmuso, e hlokang tlhokomelo khafetsa sebakeng seo le ho lokisa liphoso. Ha ho bapisoa, AH1916H e amohela li-chip tse ikemetseng tsa taolo ea maqhubu a MCU bakeng sa kanale ka 'ngoe, ka bophelo ba ts'ebeletso bo sebetsang ba lilemo tse fetang 8 tlas'a maemo a tloaelehileng a ts'ebetso. E fokotsa ka katleho litšenyehelo tsa tlhokomelo ea nako e telele kamora thekiso bakeng sa li-integrators tsa boenjiniere.
Kantle ho dihlahiswa tsa modulator tse ikemetseng, Softel e fana ka mefuta e felletseng ya disebediswa tse tshehetsang ho kenyeletswa le di-combiners tsa RF, di-transmitter tsa EDFA tse matla a hodimo le di-terminal tsa FTTH ONT. Sistimi e felletseng ya dihlahiswa tse tshehetsang e bopa tharollo e hodileng ya di-headend tsa analog CATV tse nang le sebaka se le seng, e thusang bareki ba lefatshe ho qoba ho hloleha ho tsamaellana le matshwao ho bakwang ke ho bapisa disebediswa tsa mofuta o fapaneng.
Qetello
Ha indasteri ea thelevishene ea lefats'e ka bophara e ntse e fetoha butle-butle ho tloha lits'ebetsong tsa analog ho ea ho tsa dijithale, li-modulator tsa analog tsa HDMI tsa likanale tse ngata tse tsitsitseng li ntse li le lisebelisoa tsa bohlokoa tsa mantlha bakeng sa libaka tse nyane le tse mahareng tse nang le litšenyehelo tse tlase. Modulator ea Analog ea HDMI e Fixed Channel ea AH1916H 16-in-1 e kenyang HDMI e fumana teka-tekano e phethahetseng pakeng tsa ts'ebetso e tsitsitseng ea lets'oao, ts'epo ea ts'ebetso ea nako e telele le taolo ea litšenyehelo tsa projeke, e rarolla bothata ba ho lumellana ha lets'oao ka katleho pakeng tsa mehloli ea sejoale-joale ea HDMI e nang le tlhaloso e phahameng le marang-rang a TV a analog a setso a coaxial.
Hore na o setsebi sa ho kopanya sistimi ea CATV, rakonteraka oa boenjiniere ba hotele, moreki oa lisebelisoa tsa molumo le pono tsa khamphase kapa morekisi oa lisebelisoa tsa puisano tsa optical, sesebelisoa sena sa phetoho ea tsohle-ka-ngoe se fana ka tharollo ea phetoho ea lets'oao la analog e butsoitseng, e sa hlokeng tlhokomelo e ngata le e theko e boima. Ikutloe u lokolohile ho ikopanya le Hangzhou Softel Optic ho fumana maqephe a data a tekheniki a qaqileng, lits'ebeletso tse ikhethileng tsa ho seta maqhubu le litheko tse ngata tse hlōlisanang bakeng sa modulator ea AH1916H.
Nako ea poso: Phato-03-2026