magnitude_2_db

magnitude_2_db(z, zero_nan=True)[source]

Convert linear magnitude to dB.

Parameters:

  • z (number or array_like) – A complex number or sequence of complex numbers.

  • zero_nan (bool, optional, default=True) – Replace NaN with zero.

Returns:

z – Magnitude in dB20.

Return type:

number or array_like