Score and (2), (3). In the 2ASK, 2FSK, 2PSK systems, influenced by the phase variation of the fading channel. (4). The three basic operations of the generation for PCM signal are (5). Two main compression laws for non-uniform quantizing are: law and 2. (Each item Score 1.5, Total Score 15.) Fill-in Questions (1), All communication systems involve three main subsystems: transmitter, Baud/Hz is the highest possible unit bandwidth rate, and is called as the Nyquist rate. is the worst in the fading channel, is law.