3-14 F650 Digital Bay Controller GE Multilin
3.5 TRANSCEIVER OPTICAL POWER BUDGET VERSUS LINK LENGTH 3 HARDWARE
3
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.
OPB (dB)
Fiber optic
Cable
length
(km)
62.5/125 îm
50/125 îm
11.4 8 0
10.9 7.4 0.3
10.5 7.1 0.5
9.6 6.2 1.0
8.5 5.3 1.5
7.3 4.3 2.0
63.32.5