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dB    See Also

Convert magnitude data to decibels (dB).

Library

Elementary Functions, in Math Functions

Description

The dB block converts a linear power or amplitude input to dB:

where k is 10 for power signals and 20 for magnitude signals. Note that the signal should only contain values greater than zero.

Dialog Box

Input signal 
The type of input signal: Power or Amplitude.

See Also

dB Gain

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