ZHR1000SD FTTH Aqbaaraha Heerka Sare
1 Tilmaanta alaabta
ZHR1000SD FTTH qalabka wax lagu duubo waxaa si gaar ah loogu talagalay shabakadda CATV FTTH. Muuqaalkeeda ugu weyni waa isticmaalka korontada oo hooseeya, soosaarka heerka joogtada ah ee AGC, Volume yar iyo kalsooni sare. Qaadashada qolofka aluminium aluminium ah, oo leh kontaroolka indhaha wareegga AGC ee lagu dhisay, qaab dhismeedka is haysta iyo korontada qaab qaybsan oo dibadda ah ayaa ka dhigaysa rakibidda iyo khaladka mid aad u habboon. Waa shey ku habboon in la dhiso shabakadda FTTH CATV.
2. Muuqaalka sheyga
1. Wuxuu korsadaa module-ka GaAs oo ah module-ka wax-u-kordhinta RF-ka, kala duwanaanta qaab-dhismeedka muuqaalka ee calaamadda dhijitaalka ah ayaa gaari karta -23dBm, iyo -15dBm oo loogu talagalay calaamadda analogga.
2. Xakamaynta AGC kala duwanaanta 0 ~ -10dBm, heerka wax soo saarku isma beddelo.
3. Naqshadeynta isticmaalka hooseeya iyo wadarta isticmaalka ≤2w, koronto sarreysa oo lagu kalsoonaan karo oo leh wareegga kormeerka indhaha.
4. Heerka wax soo saarku wuxuu noqon karaa mid lagu hagaajin karo inta u dhexeysa 0 -18dB, heerka wax soosaarka oo intaa ka badan 80dBuV.
5. Xaqiiji habka quudinta dekedda gelinta ee 6VDC ~ 14VDC ee korantada
3. Halbeegga farsamada
Shayga |
Cutub |
Halbeegga |
Kordhin |
Model |
ZHR1000SD |
||
Dhererka dhererka indhaha |
nm |
1310/1490 / 1550nm |
|
Baaxadda gelinta indhaha |
(dBm) |
0 ~ -12 |
Analog TV |
0 ~ -18 |
Telefishanka Dijital ah |
||
Khasaaraha soo noqoshada indhaha |
(dB) |
≥45 |
|
Baaxadda (MHz) |
MHz |
47 ~ 1218 |
|
Fidnaanta (dB) |
dB |
75 0.75 |
|
Heerka wax soo saarka RF * |
(dBuv) |
. 88 |
Biin: -15 ~ + 0dBm |
Xakamaynta AGC |
(dBm) |
0 ~ -10 |
|
Astaamaha AGC (dB) |
dB |
. ± 0.5 |
Biin: -10 ~ + 0dBm |
Khasaaraha soo celinta |
(dB) |
.14 |
47-1000MHz |
Soo bixitaanka |
(Ω) |
75 |
|
MER |
dB |
36 |
Biin: -15 ~ + 0dBm |
dB |
28 |
Biin: -22dBm |
|
BER |
dB |
<1.0E-9 |
Biin: -15- + 0dBm |
dB |
<1.0E-9 |
Biin: -22dBm |
|
CNR (dB) |
dB |
.51 |
Biil = -2dBm |
CTB (dB) |
dB |
≥65 |
Biil = -2dBm |
CSO (dB) |
dB |
.62 |
Biil = -2dBm |
Koronto (V) |
V |
+ 5VDC |
ZHR1000SD |
+ 6V ~ 14VDC |
ZHR1000SDP |
||
Isticmaalka awoodda |
W |
≤2 (250mA) |
+ 5VDC |
Heerkulka hawlgalka |
(℃) |
-20 ~ + 60 |
|
Cabbir |
mm |
87 * 68 * 22 |
4.Jaantus