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Help CenterHFC Fiber Optic Node EN890
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HFC Fiber Optic Node EN890
1.0 Products Description
EN890 four high level outputs broadband optical node is a platform; RF amplify part adopt communal attenuator and unaided adjustable attenuator for each channel; power supply backup, ensure the system reliability; dual optical receive module, one module be the back up for automatic switch; four reverse transmitter module, can be the single return transmission and synthesis return transmission; adopt ORTEL or PHILIPS optical receive module, ensure the high index of output signal; It is a ideal product use in Metropolitan area network.
2.0 Obverse RF Parameter
Work Frequency |
47(87) ~ 750MHz(860MHz) |
Flatness |
±0.75dB dBµV |
Output Level |
108 dBµV@ Input is 0 dBm |
Input Impedance |
75Ω |
RF Slope |
9,12,15,18dB or chosen by the subscribers |
C/N |
≥51 dB |
CTB |
69 dB 66 dB |
CSO |
66 dB 62 dB |
Return Loss |
≥14 dB |
3.0 Reverse Return Parameter
Work wavelength |
1310±10mm |
Output Optical Power |
1 ~ 4mW |
Work Frequency |
5-35(65)MHz or chosen by the subscribers |
Flatness |
±1 dB |
Input Level |
80 dBµV |
RF Input Reflect |
≥14 dB |
Connector |
FC/APC or chosen by the subscribers |
4.0 Obverse Optical Parameter
Work wavelength |
1100 ~ 1600mm |
Input Optical Power |
-5 ~ +2dB |
Optical Return Loss |
55dB |
Connector |
FC/APC or chosen by the subscribers |
5.0 Other Parameter
Power Voltage |
35 ~ 80V 90 ~ 270V or chosen by the subscribers |
Power Consumption |
80W |
Working Temperature |
-40 ~ 60°C |
Dimension |
515L*230W*200H(mm) |
Weight |
15kg |
6.0 Functional Block Diagram
Certificates
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