国产91在线播放免费_欧美日韩精品一级高清_成人AV综合在线网站_国产欧美精品在线_免费不要钱的瑟瑟网站_女人被狂躁视频免费版_丰满人妻熟妇乱又乱精品古代_少妇被后进高潮动态图gif_最全18p高清无码在线观看互動交流中心_国模黄丹私拍炮150p

 
 
 中文  English


  Optcal Transmission


  RF Amplifier


  Power Supply Unit

 








  You are here: Home > Products > 4-PORT AGC OPTICAL RECIEVER
MODEL:8912A-4G


Features:
※ Splitter or tap output optional.
※ AGC control, extending the range of signal input;
※ Fine aluminum die cast housing, with the capability of waterproof, radiation proof and anti-jamming.
※ Hidden slot structures are used for balance and attenuation plug-ins, ease of construction.
※ Input optical power indicator,convienent to use and maintain.
※ High efficient switch power, small temperature rise,wide accomodatior of voltage.


Table 1
ITEM
UNIT
Performance
8912A(C)-4G□□-□-□
8912AD-4G□□-□-□
Bandwidth
MHz
47~750/860
47~750/860
Optical wavelength
nm
1290~1580
1290~1580
Optical Return Loss
dB
≥45
≥45
Input level
dBm
-5~+2
-5~+2
Optical Link response*
dB
±0.75
±0.75
CNR*
dB
See Table 2
See Table 2
C/CTB*
dB
≥63
≥61
≥65
≥63
C/CSO*
dB
≥61
≥60
≥63
≥62
RF output level*
dBμV
≥104
≥108
≥104
≥108
Return Loss
dB
≥16
≥16
Power supply
V
~220V or ~60V
~220V or ~60V
Operating Temp.
-20~60
-20~60
Power consumption
W
≤45
≤45
Connectors
Optical
FC/APC or SC/APC
FC/APC or SC/APC
RF
5/8″
5/8″
Weight
Kg
4
4
Dimensions
mm
330×230×120
330×230×120
Remark * The 10km fiber with optical attenuator connect the 8900 cransmitter and
the receiver;Input optical power of the receiver: -1dBm


Table 2
Input Optical Power(dBm)
-4
-3
-2
-1
0
+1
C/N(dB)
49
50
51
52
53
54


8912A OPTICAL NODE NAMING :


  Copyright ? 2010 ZHONGSHAN JEFFERSON ELECTRONICS CO., LTD. All rights reserved
Sales TEL:+86-760-86658800    86659578    Fax:+86-760-86656579
Address:No. First Industrial Park, Tanzhou Town, Zhongshan City, Guangdong, P.R. China