GWT3500S CATV + SAT 1550nm mea hoʻolele ʻokiʻoki

Nā hiʻohiʻona:

19 "1RU hale me ʻelua mau mea hoʻokomo RF a me hoʻokahi mea hoʻopuka fiber.

CATV: 80ch analog TV a i ʻole DVB-C ma 45~806MHz.

Satellite: A hiki i 32 transponders ma 950~2150MHz.

E hoʻohuli i ka mana 13V a i ʻole 18V DC i LNB ma ke noi.

Haʻahaʻa haʻahaʻa RF amplifier.

ʻO ka ʻenehana pre-distortion maikaʻi loa ma CATV RF.

Mālama pono ka microprocessor i ke kūlana laser.


NUI HUA

Hōʻike huahana

ʻO GWT3500S kahi modulation pololei 1550nm DFB laser transmitter no ka hāʻawi ʻana i ka fiber dense.Loaʻa i ka GWT3500S hoʻokahi mea hoʻopuka fiber a ʻelua hoʻokomo RF: hoʻokahi no 45~806MHz 80ch analog CATV a i ʻole DVB-C QAM a i ʻole DVB-T a ʻo kekahi no 950~2150MHz Satellite Input.Hiki iā GWT3500S ke hāʻawi i ka TV analog, DVB-C/T TV a me DVB-S/S2 satellite TV ma luna o kekahi ʻōnaehana FTTH.Me ka mana kiʻekiʻe optical amplifier, GWT3500S hiki iā FTTH MSO ke hāʻawi ana i ka analog TV, DTT a i ʻole DVB-C, a me ke wikiō ukali ola mai hoʻokahi mea hoʻolele optical.

ʻO ka hapa nui o nā RF TV hoʻolaha ma CATV poʻo mai nā modulator wikiō kūloko, koho hou ʻana i ka wikiō satellite a me ka hoʻopuka pūnaewele QAM.ʻO ka ʻoiaʻiʻo, ʻaʻole kūpono ke hoʻololi i nā TV satellite āpau i CATV inā he nui nā ʻike TV kaulana i ka satellite nui.ʻOi aku ka maikaʻi o ka hāʻawi ʻana i ka hōʻailona satellite me CATV RF.Me ka ʻoi aku ka nui o ka ʻōnaehana FTTH i ka GPON no ka lawelawe pūnaewele, hiki ke hoʻonui ʻia ka bandwidth CATV mua RF i 45 ~ 2150MHz, me ka hoʻolaha hoʻolaha kiʻekiʻe kiʻekiʻe CATV a me ka TV Satellite.Ma o ka ʻenehana DWDM, pili ʻo GWT3500S i ka CATV RF a me ka satellite TV RF i kahi kaʻawale, e hōʻoia ana i ka hana RF maikaʻi loa ma ka hui CATV a me ka hui ukali.

Hāʻawi ʻo GWT3500S i nā lawelawe TV analog, DVB-C/T/S ma kahi ala maʻalahi.Ma hope o ka nui o nā wikiō kiʻekiʻe e hoʻolaha ana ma 1550nm puka aniani, ʻoi aku ka maikaʻi o nā lawelawe pūnaewele.Hiki iā GWT3500S ke hana me GPON, XGPON, NGPON2 FTTH pūnaewele.

Nā hiʻohiʻona ʻē aʻe:

Haʻahaʻa leo kiʻekiʻe linearity DFB laser.

Kākoʻo CATV RF kūʻokoʻa a me ka hoʻokomo RF Satellite.

Kākoʻo iā 32 transponders ma ka satellite 950~2150MHz RF.

Kākoʻo iā 80ch NTSC analog TV a i ʻole QAM ma ka 45~806MHz RF.

Hōʻike ʻo VFD panel mua i nā ʻāpana kūlana a me ka memo hana.


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