GE F650 Instruction Manual page 73

3.5 TRANSCEIVER OPTICAL POWER BUDGET VERSUS LINK LENGTH
3.5TRANSCEIVER OPTICAL POWER BUDGET VERSUS LINK LENGTH
Optical Power Budget (OPB) is the available optical power for a fiber optic link to accommodate fiber cable losses plus
losses due to in-line connectors, splices, optical switches, and to provide margin for link aging and unplanned losses due to
cable plant reconfiguration and repair.
3
3-12
OPB (DB)
62.5/125 μm 50/125 μm
11.4 8
10.9 7.4
10.5 7.1
9.6 6.2
8.5 5.3
7.3 4.3
6 3.3
F650 Digital Bay Controller
FIBER OPTIC CABLE
LENGTH (KM)
0
0.3
0.5
1.0
1.5
2.0
2.5
3 HARDWARE
GEK-106310AB