New model of Optical Receiver LG-79A is an ideal product used for FTTH network. It has compact design with aluminium outer shell. As always, high quality components were adopted in this model and this optical receiver has proven to be one of the most reliable product in the market. Optical receiver, Optical node, fiber optic receiver, fiber optic node, FTTH, CATV
Features
1. Excellent linearity
2. Ultra low noise
3. Compact design, only 121 x 84 x 25.2mm, saving material cost and transportation cost
4. Excellent heat dissipation
5. Excellent flatness, less than plus minus 0.5
6. Standard CATV outline
7. Aluminium outer shell
8. AGC
Optical Parameters
Optical input power: less than 3mW
Optical input return losses: -45dB
Optical input wave length: 1100-1600nm
Responsively: more than 850V/W (1310~1600nm)
Optical Fiber Indicator Red color: O.P. more than +2dBm
Optical Fiber Indicator Green color: O.P. is between -8 and +2dBm
Optical Fiber Indicator Orange/blue color: O.P. less than -8dBm
RF Parameters
Frequency range: 45-870MHz
Output return losses: -12dB (f=45 to 870 MHz)
Flatness of frequency response: plus minus 0.5dB (f=40 to 860 MHZ)
Output Voltage: TYP: 79dBuV (input range in -8dBm~ +2dBm)
RF Test Voltage (RF Test -20dB): TYP: 56 plus minus 1 (input range in -8dBm~ +2dBm)
Nonlinear Parameters
CTB Composite Triple Beat: less than -63dB
CSO Composite Second Order distortion: less than -60dB
CNR Noise carraier rating: TYP: 48dB
General Parameters
Total current consumption(DC): 240-270mA (VB=12V)
Adapter: V=12V
AO: 0.5A
Storage temperature: -40~85C degrees
Operating mounting base temperature: -20~85C degrees
ESD sensitivity: 500V
Surge protection: 4KV
Dimensions: 121 x 84 x 25.2mm
Outer shell: Aluminium
Remarks: Test condition: Bandwidth 45 to 860MHZ; Tmb=25C degrees VB=12V, ZS=ZL=75ohms
