I-GLB3500M-4 Terr TV kanye ne-One Quattro LNB phezu kwefayibha

Izici:

I-Quattro LNB ne-Terr TV nge-SM eyodwa.

Umkhawulokudonsa we-VL/VH/HL/HH: 950MHz ukuya ku-2150MHz.

Umkhawulokudonsa we-Terestrial TV: 174~806MHz.

Hlehlisa i-13V/18V DC uye ku-Quattro LNB kusidlulisi esibonakalayo.

I-transmitter eyodwa ye-optical isekela izamukeli ezingama-32 ze-FTTB.

1530nm/1550nm/1570nm/1590nm CWDM uhlelo.

I-MER ephezulu ekukhishweni kwe-RF kwesamukeli ngasinye.


IMINININGWANE YOMKHIQIZO

Incazelo Yomkhiqizo

I-TV yesathelayithi ye-GLB3500E-4R i-FTTH Optical LNB iyisamukeli se-fiber optic esinama-core-core, esiguqula ama-RF amane e-wideband asuka kumasathelayithi amabili (isb., i-Nilesat ne-Arabsat) phezu kwamasignali efayibha abe okukhiphayo kwe-RF okukodwa kokufika kwezamukeli zesathelayithi ezi-4 ekhaya elilodwa.Isebenza nama-2pcs Greatway GLB3500E-2T ama-satellite TV optical transmitters avela kokufakwayo okubili kwefayibha, i-GLB3500E-4R inemojula ye-SatCR eyakhelwe ngaphakathi eshintsha i-wideband RF isuka kumasathelayithi amabili, ikhipha amabhendi abasebenzisi besathelayithi angu-4 embotsheni eyodwa ye-SatCR RF yabamukeli abanesathelayithi abangabambeki.

I-SMATV (Satellite Master Antenna TV) idume ngokunikeza i-TV yesathelayithi kanye ne-terrestrial TV kwababhalisile abahlala emafulethini noma emphakathini.I-SMATV yendabuko ingasabalalisa okuqukethwe kwe-antenna enkulu ngokusebenzisa i-multiswitch kuya ezamukeli zesathelayithi ngekhebula eliqinile.Ngenxa yokulahlekelwa okuphezulu kumaza wesathelayithi ephezulu, ibanga lekhebula le-SMATV lingaphansi kwamamitha ayi-150 ngisho ne-IF iamplifier eku-inthanethi.Amasathelayithi amabili ajwayelekile Uhlelo lwe-SMATV ludinga amakhebuli e-RF angu-9 ukusuka ophahleni lwesakhiwo kuya kuma-multiswitch agelezayo, asebenzela ababhalisile abangaphansi kwe-100 esakhiweni esisodwa.Kumasathelayithi amabili i-SMATV phezu kwefayibha, iGreatway Technology ine-GLB3500M-8 njengesixazululo se-FTTB kanye ne-GLB3500E-4R njengesixazululo se-FTTH.Isixazululo se-FTTB kufanele sibe ne-STB yesathelayithi evamile, kuyilapho isixazululo se-FTTH kufanele sibe nesathelayithi ye-STB esekela unicable.

I-GLB3500E-4R ine-1310nm/1490nm/1550nm imbobo yenketho ye-WDM yokusebenzisana ne-GPON ONU kunoma yiluphi uhlelo lwe-FTTH, oluvumela okuqukethwe kwesathelayithi egcwele ye-LNB kufakwe ohlelweni lwe-GPON.

Ezinye izici:

Izindlu zepulasitiki eziqinile.

Okokufaka okubili kwefayibha ye-SC/APC kanye nokuphumayo kwe-RF okukodwa.

I-High Linearity Photodiode.

Ibanga le-Optical AGC: -6dBm ~ +1dBm.

Imbobo eyodwa ye-SatCR RF yabamukeli abangafika kwabangu-4 abangasebenzi.

Sat RF Band: 950~2150MHz.

I-Terrestrial TV RF Ububanzi: 88~250MHz.

Ihambisana namazinga we-EN50494+EN50607.

Imbobo ye-WDM eyinketho eya ku-GPON ONU.

Inketho: Imbobo eyodwa ye-SatCR RF yabamukeli abangafika kwabayi-8 abangatholakali.


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