Actually, this function creates a time stamp vector 
        based on the number of samples and sample rate.

def getTime(self):
        """
        Actually, this function creates a time stamp vector 
        based on the number of samples and sample rate.
        """
        T = 1/float(self.samp[self.nrates-1])
        endtime = self.endsamp[self.nrates-1] * T

        t = numpy.linspace(0,endtime,self.endsamp[self.nrates-1])

        return t