def undbp(x):
    """Convert ``x`` from dB to power.

    The conversion is carried out according to the relationship:

    .. math::

        P_{\\mathrm{RMS}} = 10^{x/10}

    **Parameters:**

    x : scalar or sequence
        The signal in dB to be converted.

    **Returns:**

    Prms : scalar or sequence
           The RMS power corresponding to ``x``.

    .. seealso:: :func:`undbm`, :func:`undbv`, :func:`dbp`, :func:`db`

    """
    iform = save_input_form(x)
    x = carray(x)
    up = 10.**(x/10.)
    return restore_input_form(up, iform)
dataset/ETHPy150Open ggventurini/python-deltasigma/deltasigma/_undbp.py/undbp/original