Figure 18-18 System Tilt Compensation With A Roadm - Cisco ONS 15454 DWDM Installation And Operation Manual

18.8.2 System Level Gain Tilt Control
Figure 18-18
SPAN SPAN
Cisco ONS 15454 DWDM Installation and Operations Guide, R6.0
18-34
System Tilt Compensation With a ROADM
= 25 dB = 25 dB SPAN SPAN
1 1
DCU
OPT-PRE
G > 21dB
OPT-PRE
Unregulated Tilt
2 2
32 WSS 32 WSS
Per-channel
Power Equalization
Chapter 18 Network Reference
SPAN SPAN SPAN SPAN
3 3
OPT-BST
Tilt Reference = 0
4 4
August 2005