Physics · Microwave Engineering
For a directional coupler, if Pi = Incident Power, Po = Output power, Pf = Forward coupled power, and Pr = Reverse coupled power, then the Directivity (in linear terms) of the directional coupler is defined as:
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Pi / Pf
- 2Po / Pf
- 3Pr / Po
- 4Pf / Pr✓
Correct answer
Pf / Pr
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