comnum.lin2db#

comnum.lin2db(x)#

Convert a linear ratio to decibels, 10 log10 x.

Parameters:: x (float | array_like) – the linear ratio.
Returns:: the ratio (dB).
Return type:: float | numpy.ndarray
Raises:: ValueError – for values that are not real numbers.

Examples

>>> import comnum
>>> comnum.lin2db(100.0)
20.0