Question

How many type of optical Add drop multiplexer available in optical communication field?

(A) 1

(B) 2

(c) 3

(D) 4​

Answer 1

Answer:

two

Explanation:

hope it will help you buddy

Answer 2

Explanation:

There are two types of optical Add drop multiplexer .

• TFF - thin - film filters
• FBG - fibre bargg grating.

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