Electronics and Communication Engineering - Microwave Communication - Discussion
Discussion Forum : Microwave Communication - Section 5 (Q.No. 47)
47.
In the given figure shows a 10dB directional coupler. If power input at port 1 is 100 mW, power output at port 3 is
Discussion:
1 comments Page 1 of 1.
Ahmad said:
10 years ago
10 db directional coupler mean coupling factor = 10.
10log10 = 10log Pi/Pf.
Pf = Pi/10 = 10.
10log10 = 10log Pi/Pf.
Pf = Pi/10 = 10.
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