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Thread: Lnb Conectat Prin Fibra Optica

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  1. #1
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    Default Re: Lnb Conectat Prin Fibra Optica

    DA intersanta chestie asa dispare factorul de atenuare pe cabu.... ca la 0.3dB /km e insesizabil . Numai ca asta presupune si alte receptoare + ca atunci pentru controlul polaritatilor si alimentarea LNB.......trebuie alte ''solutii''=cabluri.

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    Default Re: Lnb Conectat Prin Fibra Optica

    mmmda .E o chestie de dragul patentarii dar nu e rea

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    Default Re: Lnb Conectat Prin Fibra Optica

    pai nu e rea dar nu foloseste la nimic , bani aruncati

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    Default Re: Lnb Conectat Prin Fibra Optica

    probabil ca alimentarea va fi facuta separat ce a ce nu ma incanta,costul cablului optic foarte scump mai ales pe distante mari iar receptoare cu intrare opticala via lnb nu exista,insa ma gandesc la calitatea imagini si a sunetului care sant fenomenale,om vedea
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    Default Re: Lnb Conectat Prin Fibra Optica

    nu are legatura calitatea imaginii cu cablul de la lnb , in cel mai rau caz iti atenueaza semnalul . degeaba pun cablu optic , pierderile pe frecventa intermediara se compenseaza destul de usor plin amplificarea semnalului dar asta in cazul unui cablu foarte lung ,oricum pentru alimentarea lnb si motor va trebui sa ai alte cabluri . chiar nu vad rostul
    Last edited by delta2k2; 27-04-11 at 10:45. Reason: R12

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    Default Re: Lnb Conectat Prin Fibra Optica

    Aha , cam cum am vazut ca scrie acum pe lnb-uri ..."HD Ready".. politici comerciale.Poate ar prinde bine in radioastronomie ?
    satelitar pasional ocazional
    ( soundclick.com/bands/default.cfm?bandid=625472)

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    Default optic

    solutie pentru ansambluri rezidentiale mari. Dar la cite convertoare optic-rf si multiswitchuri se aduna pentru distributie ,iesi mai ieftin pe o distributie clasica lnburi quattro-multiswitchuri.
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    Semnalul de la LNB poate fi transmis pe net? Mai avem rude şi prieteni in State şi Canada...
    UFS910, Nokia d-Box1, Nokia d-Box2, Optibox500, Vu+ Zero4K

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    Printr-un receptor si slingbox? Ca altfel nu vad cum poti transmite transpondere intregi (S2), in direct pe net, la debit "full", chiar pe gigabit.

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    Default











    urmeaza sa fac teste/comparatii cu alte lnb ca de exemplu familia inverto black ultra ,familia invacom

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    Default lnb inverto ultra black & lnb optic---Eutelsat 5 West A @ 5° West

    Eutelsat 5 West A @ 5° West












    antena offset 1m,lnb inverto ultra black,lnb optic--madrid-spania

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