Click the Exhibit button to view the graph.
The graph represents optical signal power versus wavelength measurement from 1550nm to 1560nm. What is the worst case optical signal-to-noise ratio (OSNR) of Channel 1 at 0.5nm away from the peak?
A.
21dB
B.
24dB
C.
27dB
D.
30dB
E.
33dB