Optical Working Station
Specifications
applys for two-way interactive multifunction business requirement of HFC wide band networkItem |
Unit |
Technical Parameter |
Note |
|
Forward working bandwidth |
MHz |
47/87~862/750 |
Option |
|
Nominal input optical power |
dBm |
-7~+2 |
Option |
|
Optical working wavelength |
nm |
1200~1600 |
Dual windows |
|
Optical reflection loss |
dB |
>45 |
|
|
Equivalent input noise current |
PA |
≤8 |
|
|
Optical link |
|
FC/APC or SC/APC |
|
|
RF band flatness |
dB |
±0.75 |
|
|
Output reflection loss |
dB |
≥16(47~550MHz) ≥14(550~860MHz) |
|
|
C/N |
dB |
>52 |
Testing condition: 79 PAL-D analog TV channels, input optical power is -1dBm |
|
C/CSO |
dB |
>65 |
||
C/CTB |
dB |
>70 |
||
Typical output level |
dBμV |
112 |
|
|
Reverse working bandwidth |
MHz |
5~65 or 5~42 |
Customization |
|
Reverse RF input level |
dBμV |
75~85 |
Total power |
|
Reverse output optical power |
mw |
0.5~4 |
Customization |
|
Dynamic range for NPR |
dB |
≥20(DFB laser) (NPR≥36B) |
≥20(FP laser) (NPR≥30dB) |
Customization |
Power input voltage |
V |
A 30~75 B 110~260 |
AC |
|
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