CWNP
CWNA-108 · Question #32
In a long-distance RF link, what statement about Fade Margin is true?
The correct answer is A. Fade Margin is an additional pad of signal strength designed into the RF system to compensate. The extra signal strength actually has a name and is FADE MARGIN. The Fade Margin will give you two things: a more consistent link and a longer lasting link.
Radio Frequency (RF) Technologies
Question
In a long-distance RF link, what statement about Fade Margin is true?
Options
- AFade Margin is an additional pad of signal strength designed into the RF system to compensate
- BThe Fade Margin of a long-distance radio link should be equivalent to the receiver's antenna gain.
- CA Fade Margin is unnecessary on a long-distance RF link if more than 80% of the first Fresnel
- DThe Fade Margin is a measurement of signal loss through free space, and is a function of
How the community answered
(32 responses)- A75% (24)
- B16% (5)
- C6% (2)
- D3% (1)
Explanation
The extra signal strength actually has a name and is FADE MARGIN. The Fade Margin will give you two things: a more consistent link and a longer lasting link.
Topics
#fade margin#link budget#signal strength padding#long-distance RF link
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