Gg-16 16 modulator headend auala faatulagaina i le 1 CATV
Faamatalaga puupuu:
Gg-16M 16 modulator headend auala faatulagaina i le 1 CATV
O le gg-16M o se tiʻetiʻe fata 4RU chassis e mafai ai mo le faapipiiina o oo atu i le 16 fasi microprocessor-pulea faatulagaina po agile Iti-modulators. Tanu i combiner toaaga aveesea cabling le talafeagai ma faafitauli e ono fesootai ma faamautinoa le tulaga o galuega faatino sili.
Uma modulators e seti gaosi atoatoa i auala manao ma aveesea tatau.
MATAUPU
1. Faaolaina mana tuuina atu mo le faapipiiina fetuutuunai ma le faatonutonuina volitiga tonu
2. lua ili cooling mo faatinoga ola umi
3. tulaga galuega faatino chassis 45dBmV, le manaomia combiner faaopoopo
4. Vaaia (luga galu acoustic) faamamăina i AFAI mo maualuga i vaega C / N
5. pulega Luma avanoa vaega e mafai ai ona faatulagaga faigofie
Specification
faisoʻoga |
47 ~ 860MHz |
Level Galuega Faatino |
≥105dBμV |
Galuega Faatino Level Adj. mamao |
0 ~ -20dB (ma faʻafetauina) |
A / Fua Faatusatusa V |
-10dB ~ -30dB (ma faʻafetauina) |
Impedance Galuega Faatino |
75Ω |
Galuega Faatino sese |
≥60dB |
taimi saʻo |
≤ ± 5KHz |
Galuega Faatino Maliu Toe Foi |
≥12dB (VHF); ≥10dB (UHF) |
Vitio Level sao |
1.0Vp-p (87.5% Modulation) |
Impedance sao |
75Ω |
eseesega Oa |
≤5% (87.5% Modulation) |
Vaega eseese |
≤5 ° (87.5% Modulation) |
vaega o le Faatuai |
≤45 ns |
Flatness vaaia |
± 1dB |
loloto Fetuunai |
0 ~ 90% |
Vitio S / N |
≥55dB |
Level sao otio |
1Vp-p (± 50KHz) |
Impedance sao otio |
600Ω |
Leo S / N |
≥57dB |
Leo Muaʻi faamamafa |
50μs |
fuafuaga |
19 telē masani inisi 4U |