b) Find the digital data from the given analog signal using Delta Modulation (DM) technique. You can use any mean of your preference to show your work. You can even choose to draw the waveform in your script along with the grids [5] (15x15) and then perform the technique. Your waveform in that case should be roughly similar to the one given with respect to the size and shape. Page 3 of 6 delta