题目内容
(请给出正确答案)
[单选题]
对于160波系统使用2020的OBA,当只上一波业务时,OBA的输出光功率应控制在:()。
A.1dBm
B.5dBm
C.2dBm
D.-2dBm
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A.1dBm
B.5dBm
C.2dBm
D.-2dBm
A.G.652
B.G.653
C.G.654
D.G.655
A.196.00~192.15THZ和190.00~186.95THZ
B.96.05~192.1THZ和190.00~186.95THZ
C.196.05~192.1THZ和190.05~186.90THZ
D.196.00~192.15THZ和190.05~186.90THZ
A.300
B.120
C.100
D.160
A.5
B.6
C.7
D.8