Gets the scales that the user chose

        | For frequency: 1 = Hz, 1000 = kHz
        | For time: 1 = seconds, 0.001 = ms

        :returns: float, float -- frequency scaling, time scaling

def values(self):
        """Gets the scales that the user chose

        | For frequency: 1 = Hz, 1000 = kHz
        | For time: 1 = seconds, 0.001 = ms

        :returns: float, float -- frequency scaling, time scaling
        """
        if self.ui.hzBtn.isChecked():
            fscale = SmartSpinBox.Hz
        else:
            fscale = SmartSpinBox.kHz

        if self.ui.msBtn.isChecked():
            tscale = SmartSpinBox.MilliSeconds
        else:
            tscale = SmartSpinBox.Seconds

        return fscale, tscale