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What is a decibel?

What is a decibel? Decibel is a unit that has a role to show the relative strength ratio of two observed signals, in our case of a power or field strength of two signals



What is the decibel
?
Decibel is a unit that has a role to show the relative strength ratio of two observed signals, in our case of a power or field strength of two signals. Decibel an unnamed number, similar to the percentage.
Mark for decibel is dB. used more and labels dBm.




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