Attenuation signal reduction to dB: Difference between revisions
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Many fiber optic technicians are unfamiliar working with logarithmic units like decibel (dB). | Many fiber optic technicians are unfamiliar working with logarithmic units like decibel (dB). | ||
This table allows you to get a grasp on the relationship between loss on a logartimic scale (dB) and optical | This table allows you to get a grasp on the relationship between loss on a logartimic scale (dB) and optical power reduction on a liniar scale (%). | ||
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{| style="width: 500px" cellspacing="1" cellpadding="1" border="1" align="left" | {| style="width: 500px" cellspacing="1" cellpadding="1" border="1" align="left" | ||
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! scope="col" | | ! scope="col" | Attenuation | ||
! scope="col" | | ! scope="col" | Optical Power Reduction | ||
|- | |- | ||
| | | 0 dB | ||
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|- | |- | ||
| | | 1 dB | ||
| | | | ||
|- | |- | ||
| | | 2 dB | ||
| | | | ||
|- | |- | ||
| | | 3 dB | ||
| | | | ||
|- | |- | ||
| | | 4 dB | ||
| | | | ||
|- | |- | ||
| | | 5 dB | ||
| | | | ||
|- | |- | ||
| | | 6 dB | ||
| | | | ||
|- | |- | ||
| | | | ||
7 dB | |||
| | | | ||
|- | |- | ||
| | | 10 dB | ||
| | | | ||
|- | |- | ||
| | | 13 dB | ||
| | | | ||
|- | |- | ||
| | | 15 dB | ||
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|} | |} | ||
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Revision as of 11:56, 9 March 2019
Introduction
Many fiber optic technicians are unfamiliar working with logarithmic units like decibel (dB).
This table allows you to get a grasp on the relationship between loss on a logartimic scale (dB) and optical power reduction on a liniar scale (%).
Solution
| Attenuation | Optical Power Reduction |
|---|---|
| 0 dB | |
| 1 dB | |
| 2 dB | |
| 3 dB | |
| 4 dB | |
| 5 dB | |
| 6 dB | |
|
7 dB |
|
| 10 dB | |
| 13 dB | |
| 15 dB |